11314846+13=— ÷ — = — × — = 442576-45=1348660+430=— - — = 15% × — = 77711×80=8115910÷70=— × — = — × — = 957449-0.3=950.65×0.5= 6 + — = 9 × — =865÷0.2= 1517.81+0.45=— ÷ — = 8 + — = 54729.1+2=91171.2×0.4=— + — = — ÷ — = 82568.8÷0.08= 1836 ÷ 17 + 89 × 6 16%x + 27 = 47
2.6 + 0.8 + 7.4 + 9.2 0.25 × 32 × 125
10 : x = 80 : 5.3 7x + 0.5×2 = 9.5
( 3 — 1 1 2 + — + — )×48 4 6 1 — ÷ 10 + 1 — × 1 — 2 2 10 9 — × 6 — ÷ 9 — × 6 — 6 9 6 9 1 — : x = 5 — : 0.5 7 4 2 — + 3 — + 1 — + 1 — 3 4 3 4 5%x + 30 = 61 x - 5 — = 3 — 4 4 4 - 1 — - 6 — 7 7 4 — + 1 — - 1 — 3 6 3 1 — × 2 — × 2 — 2 19 1
7 5 1 31.7×0.2= — ÷ — = — ÷ — = 6 6 9 483-48= 17 1 3 690-300= — ÷ — = 45% + — = 5 5 4 26×40= 5 3 1 9920÷40= — × — = — × — = 6 2 8 859-0.5= 6 10.9×0.1= 2 - — = 4 - — =5 27÷0.5= 1 1 14.56-0.17= — + — = 9 + — = 8 8 41-0.44= 10 1 6 21.6×0.9= — × — = — × — = 9 7 7 3109-34= 2912 ÷ 14 + 32 × 7 10%x - 29 = 70
1.7 + 4.3 + 8.3 + 5.7 250 × 3.2 × 125
8 : x = 32 : 3.7 3x - 0.5×3 = 9.5
( 3 — 1 7 2 + — + — )×80 5 8 1 — ÷ 51 + 6 — × 1 — 7 7 51 9 — × 8 — ÷ 9 — × 8 — 8 3 8 3 3 — : x = 1 — : 0.9 4 6 4 — + 1 — - 1 — + 1 — 5 2 5 2 16%x + 12 = 49 x - 1 — = 1 — 6 5 5 - 1 — - 4 — 5 5 8 — + 5 — + 1 — 7 2 7 8 — × 2 — × 9 — 9 11 8
1 13 1 11.4-0.19= — ÷ — = — × — = 4 4 7 593+34= 13 4 5 800+310= — - — = 45% ÷ — = 3 3 6 30+90= 7 4 1 1680÷40= — × — = — + — = 8 3 7 418-0.2= 4 10.65×0.7= 4 ÷ — = 2 × — =5 42.6÷0.2= 1 1 84.48+0.7= — + — = 3 + — = 9 4 9482-43= 6 1 1 13.3-0.21= — + — = — × — = 5 2 3 959.2+1= 1616 ÷ 16 + 67 × 4 40%x + 18 = 79
2 + 9 + 8 + 1 25 × 0.32 × 12.5
2 : x = 32 : 2.9 7x + 0.5×5 = 8
( 3 — 6 10 2 + — + — )×90 5 9 1 — ÷ 57 + 7 — × 1 — 8 8 57 9 — × 6 — ÷ 9 — × 6 — 8 9 8 9 8 — : x = 9 — : 0.1 7 8 5 — + 1 — + 1 — + 1 — 6 2 6 2 16%x + 14 = 40 x × 5 — = 4 — 6 5 4 - 1 — + 5 — 6 6 6 — + 1 — - 1 — 5 8 5 9 — × 2 — × 10 — 10 19 9
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