59.1 49.5 - 4 = 1.2 + 3= 1.6 × 0.5 = 1.2 ×0.5= × 0.4 = 59.8 - 1 = 1.4 × 9 0.2 = + 1.5 0.77 = 1.3 × 0.3 = 1.5 × 0.5 = 1.3 × 0.4 = ×0.7= 69.9 - 7 = 2 - 0.21 39.7 = - 29.8 3 = 6 - 6 = + 8 0. = - 5 0.33 = + 1.7 0.32 = ×0.1= 5 + 0.48 = 79.8 + 3 = 1 — 9 ÷ 1 — 2 = 6 1 - — = 1 6 — 7 ÷ 4 —3 = 9 6 + —5 = 1 — 5 + 1 — = 7 7 1 - —2 = 1 — × 7 — 4 = 6 7 3 - —4 = 1 — 2 × 6 — = 7 4 1 × —5 = 1 — 2 + 3 — = 4 1 —9 + 5 — + 8 — = 3 6 9 —2 + 7 1 — + — = 9 9 2 —10 × 2 — 10 5 × —9 = 8 —7 - 1 — -5 6 —6 = 1 — 7 5 + —6 +4 —5 = 9 —8 + 1 — + 1 9 —8 = 9 — 2 10 × — × 10 — 9 7 9 = —8 - 1 — - 8 — 1 9 9 = — 5 8 9 + — + — = 3 9 9 —2 + 1 — + 1 — = 8 9 2 —9 × 2 — × 9 — = 17 8
9 + 1 0.87 = + 5 0.79 = + .1 0.24 = 1.6 +2= × 0.9 = 29.5 - 7 = 8 - 1.7 0.01 = 19.8 × 0.9 = 5 - 9= + 39.2 0.06 = 1.8 + 8 = ×0.2= 9 + 0.24 = 4 + 0.72 6 - = 1.5 0.27 = 5 × 0.9 = + 59.3 0.04 = 8 + 7 = + 1.6 0.83 = ×0.4= 19.5 + 8 = 4 - 0.41 = 6 × 4 — = 5 1 — 1 5 × — = 5 4 + 1 — = 5 1 — 3 5 + — = 4 5 - 9 — = 8 1 — 3 5 + — = 4 5 - 6 — = 1 7 — 1 4 + —7 = 9 - 6 — = 1 5 — 2 4 × —3 = 7 - 1 — = 3 6 —5 - 1 — - 4 — = 1 5 5 —2 + 5 1 — + — = 5 9 2 —4 + 1 — 1 2 + — = 4 4 —5 × 2 — 5 15 × — = 8 — 4 1 7 - —3 -2 —3 = 1 —6 + 5 — + 5 8 —6 = 3 — 5 2 + — + 1 — = 8 2 2 —3 × 2 — × 3 — 9 2 = 11 —1 1 10 - — - — = 1 2 2 —4 + 7 — + 3 — = 5 4 4 —4 + 7 — - 1 — = 2 4
9 - 69.3 0.06 = 9 - 3= + 7 0.75 = - 39.1 0.45 = + 8 = 6 - 0.63 = 39.3 - 39.5 2 = 1.4 + 4 = 1.2 × 0.9 = 39.1 × 0.8 = 3 - 2 = -0.35= 1.4 × 0.6 = 1.1 × 0.6 3 + = 1.8 0.15 = 8 × 0.6 = - 9 0.13 = + 1.5 0.27 = 5 × 0.2 = -0.31= 5 + 0.09 = 6 + 0.42 = 1 — 3 ÷ 1 — 3 = 9 5 + — = 1 4 — 8 + 1 —2 = 2 1 - —2 = 1 — 9 × 1 — = 5 8 1 - —8 = 1 — ÷ 7 — 2 = 8 9 6 - —7 = 1 — 8 ÷ 6 — = 5 2 4 + —3 = 1 — 3 ÷ 1 — = 6 6 —7 × 2 — × 7 — = 6 9 6 —5 - 1 8 — - — = 1 9 9 —2 + 1 — 1 9 + — = 5 2 —4 + 5 — 1 6 + — = 6 4 —7 × 2 — 7 21 × — = 11 6 —10 - 1 — - 2 — = 3 3 1 — 7 3 4 + — + — 3 4 = 9 —8 + 5 — - 1 — 4 8 = 4 — 2 5 5 × — × — 11 19 = 4 —10 - 1 — - 5 — = 1 6 6 —2 + 5 — + 1 — = 2 2
69.9 4 + 1 = + 1.4 0.55 = 59.1 × 0.8 = 6 +4= + 0.61 = .5 - 5 = 1.7 × .4 0.3 = 79.2 + 4 = 59.4 + 5= 39.4 - 6 = 19.9 - 7 = +3= 6 + 0.81 = 59.3 - 7 79.2 = - 29.2 2 = 5 - 7 = - 7 0.56 = - 1.1 0.02 = 39.5 × 0.2 = +7= 79.3 - 5 = 69.2 + 5 = 3 + 7 — = 6 1 — 1 7 ÷ — = 4 4 × 4 — = 5 1 — 1 7 × — = 5 3 × 5 — = 4 1 — 1 8 × — = 8 9 - 7 — = 1 6 — 3 5 ÷ —4 = 2 + 1 — = 1 2 — 6 4 + —7 = 2 + 2 — = 3 4 —3 + 5 — - 1 — = 9 9 3 —10 × 2 — 10 19 × —9 = 11 —1 10 - — - 1 — = 2 2 1 —6 + 1 — + 5 — 3 6 = 5 — 7 1 4 + — + — 8 4 = 4 —5 × 2 — × 5 — 7 4 = 7 — 1 4 6 - — - — 5 5 = 1 —3 + 1 — + 2 — 4 3 = 7 — 7 1 6 + — - — 3 6 = 9 —10 × 2 — × 10 — 10 17 9 = —9 - 1 — - 2 — = 3 3
1.4 8 × 0.3 = + 1 0.87 = + .3 0.41 = 59.1 +7= - 1 = 6 + 0.57 = 9 + 1.1 0.49 = 1.1 × 0.2 = 1 × 0.3 = + 1.5 0.72 = 19.8 × 0.2 = +1= 2 + 0.12 = 1.8 × 0.2 39.1 = - 5 3 = - 8 0.51 = + 7 0.29 = - 69.2 0.02 = 3 + 7 = +0.53= 8 + 0.65 = 79.6 - 7 = 1 — 5 + 6 — 5 = 8 1 + — = 1 2 — 4 × 1 —5 = 2 2 + —3 = 1 — 7 ÷ 9 — = 8 4 4 × —3 = 1 — × 1 — 8 = 5 8 8 × —7 = 1 — 9 ÷ 1 — = 4 3 9 + —8 = 1 — 5 × 1 — = 4 1 —4 + 7 — + 3 — = 10 6 4 —9 + 1 — 1 8 - — = 6 9 —7 × 2 — 7 17 × — = 11 6 —10 - 1 — -2 3 —3 = 1 — 5 2 + —9 + 1 — 2 = 6 —5 + 7 — - 1 — 9 5 = 9 — 2 10 10 × — × — 3 17 9 = —2 - 1 — - 4 — = 1 5 5 —6 + 1 — + 5 — = 9 9 6 —8 + 5 — - 1 — = 5 6 8 —6 × 2 — × 6 — = 11 5
4 + 79.8 0.77 = 1 + 1= - 1.6 0.51 = 1.5 ×0.2= × 0.9 = 1.9 × 0.7 = 7 - 19.8 0.75 = 5 + 2 = + 1.6 0.02 = 1.5 × 0.4 = 49.6 × 0.8 = +1= 1.3 × 0.6 = 29.8 - 4 9 - = 9 0.22 = - 1.7 0.28 = 6 × 0.9 = + 1.2 0.16 = 69.1 × 0.1 = -3= 3 + 0.24 = 69.3 - 1 = 9 - 9 — = 8 1 — 3 6 × — = 2 7 - 1 — = 6 1 — 2 9 × — = 3 9 × 1 — = 3 1 — 6 3 + — = 5 6 × 1 — = 1 2 — 3 2 + —4 = 4 - 1 — = 1 8 — 1 4 ÷ —7 = 8 - 1 — = 3 6 —5 - 1 — - 4 — = 1 5 5 —7 + 5 6 — + — = 10 9 7 —9 + 1 — 1 2 - — = 7 —8 9 × 2 — 8 11 × —7 = 11 —1 10 - — - 3 — = 4 4 1 —5 + 7 — + 4 — 10 2 5 = —5 1 9 + — - — = 8 8 9 —9 × 2 — × 9 — = 7 15 8 —6 - 1 — - 7 — = 1 8 8 —8 + 1 — + 7 — = 9 9 8 —8 + 5 — - 1 — = 6 8
79.6 .8 - 3 = 1.6 + 6= 9 × 0.2 = - 1 0.42= + 0.79 = 1 + 0.05 = 8 - 1.1 0.28 = 1.6 × 0.9 = 1.6 × 0.9 = 29.1 × 0.1 = 7 - 4 = +0.35= 1.4 × 0.5 = 7 - 0.49 1.2 × = 1.4 0.1 = 1.9 × 0.8 = 1 × 0.4 = + 9 0.22 = + 4 0.32 = +0.57= 1.4 × 0.2 = 6 + 0.12 = 1 — 6 × 3 — 4 = 6 2 + — = 1 3 — 8 × 6 —5 = 5 7 - —8 = 1 — 8 ÷ 6 — = 5 8 1 × —7 = 1 — ÷ 1 — 4 = 4 6 2 × —3 = 1 — 6 ÷ 1 — = 6 6 1 × —2 = 1 — 9 × 1 — = 6 7 —8 × 2 — × 8 — = 11 15 7 —10 - 1 — 7 8 - —8 = 1 — 7 8 + —6 +7 —8 = 9 —8 + 5 — - 1 9 —8 = 7 — 2 8 8 × — × — 5 7 = 3 —2 - 1 — - 6 — 1 7 7 = — 7 3 4 + — + — 10 8 4 = —9 + 1 — + 1 — = 4 3 9 —5 × 2 — × 5 — = 6 5 4 —5 - 1 — - 2 — = 1 3 3 —8 + 7 — + 7 — = 3 8
1.9 49.5 × 0.4 = 79.4 - 5= 1.2 - 9 = 1.6 ×0.7= × 0.7 = 1 - 0.17 = 2 - 7 0.55 = - 1.9 0.48 = 3 × 0.3 = - 29.3 0.63 = .3 - 3 = +2= 19.7 + 8 = 19.9 + 2 1.4 × = 1.9 0.3 = 5 × 0.5 = + 79.1 0.81 = 49.1 + 3 = 39.9 + 3 = -5= 3 - 0.38 = 5 - 0.55 = 2 + 5 — = 4 1 — 5 5 × — = 4 9 × 1 — = 2 1 — 9 8 × — = 8 4 × 4 — = 3 1 — 1 6 ÷ — = 3 7 - 1 — = 1 2 — 9 8 ÷ —8 = 6 × 1 — = 1 8 — 7 4 × —6 = 8 × 1 — = 4 6 —5 + 1 — + 1 — = 9 9 5 —10 × 2 — 10 7 × — = 7 — 9 6 - 1 —8 -7 —8 = 1 —7 + 5 — +6 4 —7 = 8 — 7 7 + —8 + 1 — 7 = 2 —3 × 2 — × 3 — 9 2 = 10 —1 2 9 - — - — 1 3 = 3 —4 + 5 — + 3 — = 7 3 4 —6 + 1 — + 1 — = 6 8 6 —7 × 2 — × 7 — = 3 3 6 —2 - 1 — - 7 — = 8 8
19.9 8 - 1 = + 69.6 0.29 = 1 + 8 = + 69.8 0.38 = + 8 = 19.1 - 4 = 9 + 3 0.46 = + 29.7 0.59 = 79.6 - 2= 1.1 - 9 = 1.2 × 0.2 = ×0.2= .9 + 9 = 79.3 + 8 6 - = 1.1 0.65 = 1.1 × 0.2 = 79.5 × 0.5 = 1.5 + 9 = 39.2 × 0.3 = +7= 39.9 + 8 = 1.8 × 0.5 = 1 — 9 × 7 — 6 = 7 1 - — = 1 4 — 3 + 1 —4 = 3 1 × —6 = 1 — 3 ÷ 5 — = 6 5 8 + —7 = 1 — ÷ 2 — 9 = 3 9 6 × —7 = 1 — 9 ÷ 1 — = 8 4 4 - —3 = 1 — 3 × 3 — = 4 1 —5 + 7 — + 4 — = 10 2 5 —9 + 1 — 1 8 + — = 7 9 —8 × 2 — 8 13 × —7 = 6 —5 - 1 — -8 9 —9 = 1 — 1 5 + —9 +4 —5 = 5 —4 + 7 — + 1 9 —4 = 6 — 2 7 × — × 7 — = 19 6 10 —9 - 1 — - 4 — 1 5 5 = — 1 6 7 + — + — = 6 9 7 —5 + 1 — + 1 — = 2 6 5 —3 × 2 — × 3 — = 19 2
1.8 1.9 × 0.1 = 1.3 × 0.4 = 1.6 × 0.6 = 1.5 ×0.4= × 0.5 = 49.1 + 8 = 1.4 × 1.2 0.7 = 19.6 × 0.7 = 19.3 + 5= 49.7 + 4 = 79.5 - 1 = +2= 1.7 × 0.1 = 29.5 - 8 1.9 × = 1.5 0.2 = 1.2 × 0.3 = 19.1 × 0.6 = 1.4 - 5 = 1.8 × 0.4 = ×0.1= 1 - 0.32 = 1.2 × 0.4 = 8 × 1 — = 2 1 — 7 7 × — = 6 6 × 1 — = 5 1 — 5 4 × — = 4 9 - 1 — = 8 1 — 6 5 × — = 7 3 + 3 — = 1 2 — 5 4 ÷ —4 = 8 + 4 — = 1 5 — 6 6 + —7 = 9 + 4 — = 5 10 —9 - 1 — 2 3 - — = 1 3 —4 + 1 — 3 4 + — = 9 4 —8 + 7 — 1 6 - — = 1 —2 8 × 2 — 2 19 × —1 = 4 — 1 3 - —8 - 7 — 8 = 1 —2 + 5 — + 1 — 8 2 = 8 — 1 1 7 + — - — = 7 2 7 —8 × 2 — × 8 — 7 3 7 = — 1 4 6 - — - — = 1 5 5 —2 + 7 — + 1 — = 10 3 2 —9 + 5 — + 1 — = 6 9
6 + 19.8 0.61 = .9 + 7= 79.4 + 1 = 4 -6= - 0.24 = 1.1 × 0.9 = 79.5 - 1 9 = + 3 0.52 = - 1.2 0. = 4 × 0.5 = + .2 0.35 = -8= .9 - 2 = 9 + 0.17 1.6 × = 7 0.9 = - 5 0.47 = - 5 0.59 = + 9 0.22 = + 79.8 0.28 = -1= 1.4 × 0.4 = 1.3 × 0.9 = 1 — 9 + 1 — 7 = 8 5 + — = 1 6 — 5 × 1 —2 = 7 1 × —2 = 1 — 5 + 1 — = 2 7 9 - —8 = 1 — + 1 — 4 = 2 7 4 + —3 = 1 — 3 × 4 — = 3 4 1 + —3 = 1 — 4 ÷ 6 — = 7 9 —10 × 2 — 10 3 × — = 8 —7 9 - 1 — 7 8 - — = 1 — 8 4 + 1 —4 +3 —4 = 4 —3 + 1 — +1 9 —3 = 2 — 2 3 × —11 × 3 — 2 = 11 —10 - 1 — - 7 — 1 8 8 = — 1 2 3 + — + — = 7 4 3 —6 + 7 — - 1 — = 3 8 6 —4 × 2 — × 4 — = 7 17 3 —6 - 1 — - 7 — = 1 8 8 —4 + 7 — + 3 — = 4 4
1.2 1.5 × 0.1 = 1.8 × 0.9 = 1.3 × 0.4 = 7 ×0.1= + 0.65 = 1.4 × 0.9 = 8 - 79.2 0.73 = 69.2 - 7 = .2 - 6= 1.3 - 6 = 5 × 0.6 = -0.53= 19.3 + 7 = 29.2 - 9 1.2 × = 1.8 0.7 = 4 × 0.4 = + 4 0.27 = - 29.3 0.27 = 1.7 - 7 = ×0.3= 1.7 × 0.8 = 7 + 0.79 = 4 + 9 — = 8 1 — 1 8 × — = 4 5 + 7 — = 8 1 — 4 9 ÷ — = 3 9 + 3 — = 2 1 — 5 9 ÷ — = 4 2 - 5 — = 1 6 — 2 3 × —3 = 9 × 2 — = 1 3 — 3 6 ÷ —4 = 4 + 6 — = 5 5 —4 + 5 — + 1 — = 5 6 4 —6 × 2 6 — × — = 9 19 5 —8 - 1 — 6 7 - — = 1 —6 7 + 5 — 5 6 + — = 10 6 —7 9 + —9 - 1 — 9 = 5 —6 × 2 — × 6 — 7 5 = 10 —1 4 9 - — - — 1 5 5 = —3 + 5 — + 2 — 3 4 3 = — 7 1 2 + — + — = 6 8 2 —7 × 2 — × 7 — = 4 13 6 —3 - 1 — - 4 — = 5 5
1.8 .2 × 0.8 = 1.2 + 1= 1.5 × 0.2 = 1.8 ×0.3= × 0.5 = .2 + 5 = 1.4 × 69.2 0.5 = 69.7 + 7 = 69.7 + 6= .4 - 7 = 59.1 + 3 = +2= 1.8 × 0.5 = 4 + 0.85 1 + = 5 0.62 = - 1.1 0.51 = 39.5 × 0.5 = 79.6 - 1 = 8 - 9 = +0.12= 8 + 0.39 = 4 + 0.73 = 1 — 6 + 1 — 2 = 8 8 + — = 1 7 — 4 + 1 —2 = 3 1 - —6 = 1 — 5 + 5 — = 4 2 6 - —5 = 1 — + 5 — 9 = 4 8 3 + —4 = 1 — 8 + 1 — = 8 4 3 × —4 = 1 — 7 × 1 — = 7 1 —3 + 5 — + 2 — = 6 4 3 —5 + 7 1 — + — = 8 3 5 —9 × 2 — 9 13 × — = 9 —8 8 - 1 — 5 6 - — = 1 — 6 7 7 + —2 +6 —7 = 8 —7 + 5 — + 1 4 —7 = 9 — 2 10 × — × 10 — 6 11 = 9 —5 - 1 — - 4 — = 1 5 5 —2 + 1 — + 1 — = 8 4 2 —7 + 1 — + 1 — = 2 2 7 —3 × 2 — × 3 — = 7 2
19.5 1.4 + 6 = 59.3 × 0.9 = 1.4 + 2 = 3 ×0.1= - 0.72 = 39.5 + 6 = 49.2 + 19.1 2 = 29.8 - 9 = 59.1 - 1= 3 + 4 = + 1.8 0.74 = ×0.4= 1.5 × 0.4 = 2 + 0.39 7 + = 5 0.47 = - 7 0.74 = + 1.7 0. = 29.5 × 0.7 = .6 + 9 = +3= .1 + 9 = 1.8 × 0.4 = 2 - 1 — = 4 1 — 1 8 × — = 8 2 + 1 — = 7 1 — 1 8 + — = 8 2 - 3 — = 4 1 — 5 4 + — = 4 6 - 8 — = 1 7 — 1 3 + —2 = 5 × 1 — = 1 3 — 6 2 + —5 = 3 + 8 — = 7 6 —5 - 1 — - 1 — = 1 2 2 —7 + 1 6 — + — = 9 2 7 —8 + 5 — 1 8 + — = 3 8 —4 × 2 — 4 17 × — = 4 — 3 1 3 - —7 -6 —7 = 1 —4 + 1 — + 3 8 —4 = 10 —5 1 9 + — - — = 6 3 9 —7 × 2 — × 7 — 10 9 6 = —9 - 1 — - 3 — = 1 4 4 —8 + 5 — + 7 — = 8 9 8 —7 + 5 — - 1 — = 3 7
79.8 1.2 - 2 = 1.9 × 0.8 = 79.4 × 0.5 = 1.1 -7= × 0.7 = 1.3 × 0.4 = 39.8 + 9 2 = - 1.4 0.48 = 29.6 × 0.8 = 49.8 - 1 = 7 - 2 = +0.24= 1.8 × 0.6 = 1.8 × 0.3 1.1 × = 49.4 0.7 = 39.1 + 6 = 2 - 5= - 1.7 0.49 = 1 × 0.8 = -0.84= 2 - 0.36 = 1.5 × 0.9 = 1 — 5 × 7 — 8 = 3 1 - — = 1 2 — 6 ÷ 3 —4 = 2 1 + —2 = 1 — 5 ÷ 1 — = 5 2 1 × —2 = 1 — × 8 — 3 = 7 2 7 + —8 = 1 — 3 + 1 — = 7 4 1 - —2 = 1 — 8 × 1 — = 2 4 —5 × 2 — × 5 — = 5 5 4 —4 - 1 — 6 7 - — = 1 7 —3 + 1 — 2 9 + — = 10 3 —9 + 1 — +1 9 —9 = 2 — 2 3 × —3 × 3 — 2 = 9 —8 - 1 — - 5 — 6 6 = 1 — 7 7 8 + — + — = 8 2 8 —7 + 5 — - 1 — 6 2 7 = — 2 7 7 × — × — = 6 15 6 —5 - 1 — - 7 — = 1 8 8 —8 + 7 — + 7 — = 6 8
1.5 1.5 × 0.1 = 1.5 × 0.8 = 1.7 × 0.4 = 1.8 ×0.9= × 0.3 = 1.5 × 0.6 = .1 - 59.2 4 = 39.4 - 4 = 4 + 8= + 1.5 0.08 = 6 × 0.8 = +0.82= 1.4 × 0.3 = 69.7 - 7 4 - = 2 0.88 = - 1.9 0.71 = 1.5 × 0.4 = 1.6 × 0.2 = 1.5 × 0.8 = ×0.4= 59.5 + 8 = 1 + 0.67 = 4 × 1 — = 5 1 — 3 7 × — = 4 8 - 4 — = 3 1 — 4 2 + — = 5 3 + 1 — = 2 1 — 1 5 ÷ — = 2 9 + 1 — = 1 3 — 5 9 + —6 = 4 - 1 — = 1 6 — 1 7 + —2 = 4 × 1 — = 3 3 —2 + 1 — - 1 — = 7 9 2 —8 × 2 — 8 15 × — = 6 — 7 5 - 1 —6 -5 —6 = 1 —9 + 5 — +8 3 —9 = 4 — 7 3 + —4 - 1 — 3 = 4 —5 × 2 — × 5 — 3 4 = 4 — 1 4 3 - — - — = 1 5 5 —4 + 1 — + 3 — 8 4 4 = — 5 1 7 + — - — = 1 9 7 —2 × 2 — × 2 — = 4 17 1 —3 - 1 — - 5 — = 6 6
39.6 1.9 + 3 = 1.3 × 0.8 = 1.8 × 0.1 = 49.2 × 0.5= + 3 = 9 - 0.85 = 1.6 × 1.7 0.1 = 69.6 × 0.9 = 1 + 6= - 49.6 0.44 = 1.3 - 3 = ×0.3= 49.4 + 2 = 4 + 0.37 2 - = 2 0.71 = + 6 0.51 = - 1.9 0.13 = 69.8 × 0.7 = 1.6 + 9 = ×0.3= 4 + 0.53 = .9 - 9 = 1 — 7 ÷ 1 — 3 = 9 1 × — = 1 2 — 5 ÷ 8 —7 = 4 1 + —7 = 1 — 7 + 6 — = 7 3 1 - —2 = 1 — × 6 — 7 = 7 9 6 × —5 = 1 — 6 + 1 — = 2 6 5 - —4 = 1 — 2 × 1 — = 7 1 —8 + 5 — + 7 — = 3 9 8 —2 + 7 1 — + — = 8 2 2 —9 × 2 — 9 9 × — = 11 8 —10 - 1 — 2 3 - —3 = 1 — 5 5 + —4 +4 —5 = 10 —9 + 5 — - 1 — 3 9 = 7 — 2 8 8 × — × — = 8 11 7 —7 - 1 — - 8 — 1 9 9 = — 7 2 3 + — + — = 8 9 3 —7 + 1 — + 1 — = 7 4 7 —8 × 2 — × 8 — = 11 7
9 - 19.2 0.22 = 79.5 + 4= 59.8 - 4 = 49.7 +5= + 5 = 1.5 × 0.8 = 8 + 79.8 0.01 = 69.3 + 6 = 39.8 + 5= 69.6 + 8 = 19.6 - 5 = -7= 1.7 × 0.9 = 29.8 + 5 1.3 × = 19.7 0.9 = 1.9 + 8 = 29.2 × 0.3 = 39.8 - 9 = 5 - 6 = +0.51= .9 - 9 = 1.3 × 0.3 = 5 - 1 — = 5 1 — 5 6 ÷ — = 4 4 + 1 — = 6 1 — 7 3 × — = 6 3 + 1 — = 3 1 — 5 9 + — = 6 2 + 1 — = 1 4 — 1 6 × —2 = 8 + 5 — = 1 6 — 4 5 ÷ —3 = 4 - 9 — = 8 10 —9 - 1 — 7 8 - — = 1 8 —3 + 7 — 2 9 + — = 10 3 —9 + 5 —9 +1 —9 = 7 —8 × 2 — ×8 19 —7 = 5 — 1 7 4 - — - — 8 8 = 1 —4 + 1 — + 3 — 7 2 4 = — 1 1 6 + — + — 3 2 6 = —4 × 2 — × 4 — 8 5 3 = — 1 8 7 - — - — = 1 9 9 —3 + 7 — + 2 — = 10 6 3 —9 + 5 — - 1 — = 2 9
1.8 1.2 × 0.1 = 1.8 × 0.1 = 9 × 0.7 = + 1.8 0.07= × 0.1 = 49.9 + 6 = 79.6 + 49.3 2 = 1.4 - 7 = 1.9 × 0.5 = 19.9 × 0.6 = 8 - 9 = +0.01= 1 - 0.65 = 1.3 × 0.9 4 + = 1.2 0.01 = .8 × 0.6 = 1.7 + 7= 5 × 0.9 = + 1.5 0.52 = ×0.8= 9 + 0.28 = 3 + 0.84 = 1 — 6 + 8 — 7 = 4 7 + — = 1 8 — 8 × 3 —2 = 4 5 - —6 = 1 — 9 × 6 — = 7 8 6 × —7 = 1 — ÷ 1 — 3 = 2 4 1 - —2 = 1 — 5 × 1 — = 7 5 4 × —5 = 1 — 7 ÷ 1 — = 5 9 —10 × 2 — 10 11 × —9 = 6 —5 - 1 — -2 3 —3 = 1 — 7 6 + —6 +5 —6 = 10 —9 + 7 — + 1 — 4 9 = 2 — 2 3 3 × — × — 3 2 = 9 —8 - 1 — - 4 — 1 5 5 = — 1 5 6 + — + — 6 2 6 = —5 + 7 — - 1 — 8 4 5 = — 2 9 9 × — × — = 11 9 8 —10 - 1 — - 4 — = 1 5 5 —3 + 5 — + 2 — = 9 3
1.8 5 × 0.5 = - 1.1 0.45 = 1.3 × 0.6 = 1.8 ×0.6= × 0.2 = .1 - 2 = 1.4 × 1.4 0.4 = 1.5 × 0.6 = 39.1 × 0.9 = 1.5 - 5 = 69.6 × 0.8 = +9= 6 - 0.52 = 1.4 × 0.7 1.8 × = 59.2 0.6 = 1.1 + 4 = 1.6 × 0.9 = 29.9 × 0.5 = 1 + 1 = -0.67= 8 - 0.37 = 5 + 0.73 = 8 - 9 — = 8 1 — 9 9 + — = 8 4 + 3 — = 4 1 — 1 5 × — = 3 4 + 9 — = 8 1 — 4 8 ÷ — = 3 7 - 1 — = 1 5 — 3 5 ÷ —4 = 9 - 3 — = 1 2 — 1 9 × —7 = 3 - 7 — = 8 5 —4 + 5 — + 1 — = 1 8 4 —2 × 2 2 — × — = 11 7 1 —10 - 1 — 5 6 - —6 = 1 —9 + 7 — +8 8 —9 = 5 — 1 4 + —3 -1 —4 = 6 —7 × 2 — × 7 — = 13 6 10 —1 2 9 - — - — 1 3 3 = —3 + 5 — + 2 — 8 9 3 = — 1 1 7 + — - — = 7 9 7 —8 × 2 — × 8 — = 6 17 7 —5 - 1 — - 3 — = 4 4
1.8 1 × 0.4 = + 5 0.28 = + 1.1 0.84 = 7 ×0.2= + 0.81 = 1.4 × 0.4 = 59.4 - 59.4 4 = 79.2 + 4 = 59.2 + 6= 1.4 - 3 = 6 × 0.1 = +0.75= 69.5 + 5 = 69.1 + 3 1.3 × = 1.8 0.8 = 2 × 0.6 = - 2 0.13 = + 8 0.58 = + 39.8 0.75 = +6= 1.5 × 0.6 = 19.6 + 8 = 1 — 6 × 7 — 8 = 7 1 + — = 1 3 — 5 × 1 —6 = 3 1 - —2 = 1 — 9 + 1 — = 8 8 8 - —7 = 1 — ÷ 3 — 7 = 2 8 4 × —3 = 1 — 5 ÷ 7 — = 6 7 9 + —8 = 1 — 9 ÷ 6 — = 5 1 —3 + 1 — + 2 — = 4 3 3 —3 + 1 1 — + — = 9 3 3 —10 × 2 — 10 19 × —9 = 5 —4 - 1 — - 6 7 —7 = 1 — 7 5 + —9 + 4 — 5 = 3 —2 + 5 — - 1 — 3 2 = 2 — 2 3 3 × — × — = 5 21 2 —4 - 1 — - 4 — 1 5 5 = — 1 5 6 + — + — = 5 3 6 —4 + 1 — + 1 — = 9 6 4 —10 × 2 — × 10 — = 5 9
49.6 1 - 8 = + 9 0.34 = + 9 0.15 = - 1.5 0.29= × 0.4 = 1.3 × 0.5 = 79.6 - 1.5 5 = 1.7 × 0.6 = 39.2 × 0.5 = 1.1 - 9 = 49.6 × 0.9 = -5= 69.5 - 9 = 1 - 0.32 1.4 × = 1.6 0.2 = 79.2 × 0.2 = 39.4 + 5= 4 - 3 = - 1.4 0.11 = ×0.8= 1 - 0.86 = 1.9 × 0.5 = 2 - 1 — = 6 1 — 1 8 + — = 3 9 - 2 — = 3 1 — 1 9 ÷ — = 2 3 + 7 — = 8 1 — 7 2 × — = 8 3 - 1 — = 1 3 — 1 2 + —7 = 9 × 6 — = 1 5 — 1 3 + —4 = 7 - 5 — = 4 8 —7 - 1 — - 8 — = 1 9 9 —4 + 5 3 — + — = 5 2 4 —4 + 1 — 1 6 - — = 7 4 —8 × 2 — 8 15 × — = 4 — 7 3 - 1 —7 -6 — = 1 —9 7 + 7 — +8 6 —9 = 8 — 1 7 + —6 +1 —7 = 6 —7 × 2 — ×7 13 —6 = 11 —1 2 10 - — - — 1 3 3 = —8 + 5 — + 7 — = 10 8 8 —9 + 7 — + 1 — = 9 9
1.6 1 × 0.9 = - 59.3 0.86 = 1.3 + 7 = 1.9 ×0.7= × 0.4 = 1.8 × 0.2 = 29.6 - 4 5 = - 1.8 0.21 = 1.2 × 0.6 = 1.9 × 0.5 = 5 × 0.9 = +0.08= 1.5 × 0.4 = 59.3 + 6 9 - = 1 0.55 = + 1.3 0.61 = 59.3 × 0.5 = 1.3 - 7 = 1.3 × 0.5 = ×0.8= 1.7 × 0.4 = 29.5 - 9 = 1 — 8 ÷ 2 — 3 = 7 6 + — = 1 7 — 6 ÷ 1 —6 = 4 7 × —6 = 1 — 6 × 9 — = 8 6 9 - —8 = 1 — × 7 — 6 = 8 7 5 - —6 = 1 — 8 + 3 — = 2 7 6 + —7 = 1 — 3 × 1 — = 5 5 —6 × 2 — × 6 — = 3 19 5 —2 - 1 — 2 3 - — = 1 — 3 3 + 1 —2 +2 —3 = 5 —4 + 5 — -1 6 —4 = 4 — 2 5 × —7 × 5 — 4 = 6 —5 - 1 — - 2 — 3 3 = 1 — 7 6 7 + — + — = 8 8 7 —7 + 1 — - 1 — 7 3 7 = — 2 8 8 × — × — = 7 19 7 —6 - 1 — - 1 — = 1 2 2 —3 + 7 — + 2 — = 9 3
3 - 2 0.73 = - 29.4 0.65 = 1.9 - 5 = 9 ×0.1= + 0. = 1.1 × 0.5 = 9 + 8 0.65 = - 1.9 0.02 = 1.3 × 0.7 = 29.7 × 0.3 = .8 - 3 = +9= 5 - 0.06 = 1.6 × 0.7 59.5 = + 29.7 9 = 1.6 - 4 = 1.9 × 0.5 = 1.1 × 0.5 = 69.5 × 0.3 = +3= 4 - 0. = 1.3 × 0.4 = 9 × 1 — = 4 1 — 4 5 ÷ — = 5 5 + 2 — = 3 1 — 5 2 × — = 4 8 + 1 — = 8 1 — 1 3 × — = 5 5 - 1 — = 1 8 — 7 7 ÷ —6 = 4 - 7 — = 1 8 — 8 2 + —7 = 6 - 6 — = 5 4 —3 + 1 — + 1 — = 2 9 3 —3 × 2 3 — × — = 3 5 2 —2 - 1 — 8 9 - — = 1 9 —2 + 1 — 1 6 + — = 4 2 — 3 + 5 —6 -1 — = 6 —7 3 × 2 — ×7 3 —6 = 10 —1 9 - — - 7 — = 8 8 1 —3 + 5 — + 2 — 4 3 = 5 — 7 1 4 + — + — 9 4 4 = —10 × 2 — × 10 — = 7 3 9 —6 - 1 — - 5 — = 6 6
.7 3 + 3 = - 1.2 0. = 1.6 × 0.4 = 1.9 ×0.3= × 0.7 = 19.1 - 1 = 1.9 × 6 0.1 = - 9 0.53 = + 1.9 0.82 = 39.1 × 0.7 = 19.5 + 3 = +3= 3 - 0.57 = 29.4 + 1 7 - = 4 0.75 = + 49.7 0.12 = 59.9 + 2= 5 + 6 = + 1.5 0.87 = ×0.5= 29.7 - 5 = 1.2 × 0.3 = 1 — 6 + 5 — 6 = 9 7 + — = 1 8 — 2 ÷ 1 —4 = 7 1 + —3 = 1 — 6 + 1 — = 2 8 4 - —3 = 1 — ÷ 6 — 7 = 7 8 5 × —4 = 1 — 5 + 1 — = 2 6 1 + —3 = 1 — 5 + 5 — = 6 1 —7 + 7 — + 6 — = 8 2 7 —7 + 1 1 — + — = 9 4 7 —10 × 2 — 10 17 × —9 = 9 —8 - 1 — - 1 2 —2 = 1 — 1 1 2 + — + — 3 2 = 7 —6 + 7 — + 1 — 5 8 6 = — 2 6 6 × — × — 4 3 5 = —3 - 1 — - 7 — 1 8 8 = — 1 6 7 + — + — = 10 9 7 —9 + 1 — - 1 — = 1 6 9 —2 × 2 — × 2 — = 5 1
2 - 5 0.67 = + 1.6 0.28 = 7 × 0.6 = + 19.4 0.44 = - 1 = 4 + 0.39 = 1.1 × 49.4 0.3 = 19.7 + 9 = 59.9 - 3= 4 + 9 = - 59.3 0.14 = -8= 69.7 - 5 = 9 + 0.87 6 - = 1.6 0.83 = 39.8 × 0.3 = 1 + 7= - 69.1 0.75 = 39.2 + 5 = +7= 49.4 + 5 = 1.5 × 0.7 = 5 + 4 — = 5 1 — 7 8 ÷ — = 6 2 + 5 — = 4 1 — 4 7 ÷ — = 3 9 × 2 — = 3 1 — 6 2 × — = 5 9 × 9 — = 1 8 — 5 4 × —6 = 5 - 7 — = 1 6 — 1 3 × —6 = 9 - 4 — = 3 4 —3 - 1 — - 6 — = 1 7 7 —4 + 7 3 — + — = 3 4 4 —2 + 5 — 1 4 + — = 9 2 —10 × 2 — 10 7 × —9 = 7 — 1 6 - —6 - 5 — 6 = 1 —3 + 7 — + 2 — 9 3 = 9 — 1 1 8 + — - — 8 8 = 9 —10 × 2 — × 10 — 5 7 9 = —4 - 1 — - 3 — = 1 4 4 —7 + 7 — + 6 — = 7 2 7 —6 + 5 — + 1 — = 9 6
6 - 1.5 0.49 = 1.3 × 0.8 = 6 × 0.9 = + 79.7 0.16 = - 9 = 2 - 0.77 = 1 - 69.1 0.41 = 5 - 2 = + 79.1 0. = 3 - 5 = + 5 0.06 = -0.15= 1.8 × 0.1 = 1.7 × 0.7 1.8 × = 4 0.2 = + 1.7 0.66 = 1.9 × 0.2 = 8 × 0.9 = + 39.6 0.37 = -8= 8 + 0.04 = 2 + 0.12 = 1 — 3 × 6 — 5 = 5 6 - — = 1 5 — 3 ÷ 9 —8 = 4 5 + —6 = 1 — 9 × 4 — = 5 7 2 - —3 = 1 — × 1 — 5 = 3 8 6 + —5 = 1 — 4 ÷ 6 — = 7 3 4 - —3 = 1 — 5 + 7 — = 6 5 —6 × 2 — × 6 — = 9 7 5 —8 - 1 — 2 3 - — = 1 3 —8 + 5 — 7 3 + — = 6 —5 8 + 1 — 1 4 - — = 8 — 5 2 9 × —7 ×9 —8 = 4 —3 - 1 — - 3 4 —4 = 1 — 7 9 + — + 8 — = 2 9 5 —4 + 5 — - 1 — 2 4 = 5 — 2 6 6 × — × — 4 17 = 5 —3 - 1 — - 3 — = 1 4 4 —7 + 1 — + 6 — = 3 7
.1 1.9 + 1 = 1.2 × 0.2 = 1 × 0.7 = - 1.1 0.11= × 0.2 = 79.4 + 8 = 6 - 9 0.59 = + 1 0.55 = - 49.1 0.83 = 29.8 + 9 = 29.4 - 3 = +3= 49.3 + 2 = 1.7 × 0.9 1.1 × = 59.5 0.3 = 1.1 - 1 = 1.6 × 0.5 = 1.5 × 0.8 = 4 × 0.9 = -0.87= 59.4 + 6 = 79.4 + 7 = 9 - 4 — = 3 1 — 5 4 ÷ — = 6 7 × 7 — = 8 1 — 5 7 ÷ — = 4 2 + 7 — = 6 1 — 7 7 × — = 6 2 + 1 — = 1 2 — 6 4 + —7 = 5 × 3 — = 1 4 — 5 4 × —6 = 9 + 1 — = 4 10 —9 + 5 — 1 2 - — = 2 9 —3 × 2 — 3 17 × — = 10 2 —1 9 - —5 -4 —5 = 1 —8 + 5 — +7 4 —8 = 8 — 5 7 + —2 +1 —7 = 7 —8 × 2 — × 8 — = 21 7 11 —1 4 10 - — - — 1 5 5 = —5 + 1 — + 4 — = 8 8 5 —7 + 7 — + 1 — = 4 8 7 —5 × 2 — × 5 — = 9 13 4 —8 - 1 — - 5 — = 6 6
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