1111612.5÷0.05=— ÷ — = — + — = 669782+45=1941560+120=— + — = 50% + — = 77817+60=5111770÷70=— × — = — × — = 656332-0.5=530.85×0.3= 9 + — = 9 × — =621.6÷0.1= 1118.98-0.27=— × — = 9 ÷ — = 98610.5÷0.05=211649.6-4=— × — = — ÷ — = 37677.2+0.22= 1177 ÷ 11 + 68 × 2 64%x + 13 = 51
8.1 + 7.3 + 1.9 + 2.7 25 × 0.32 × 125
8 : x = 32 : 3.6 7x + 0.5×9 = 6
( 1 — 6 1 2 + — + — )×60 5 6 1 — ÷ 22 + 5 — × 1 — 6 6 22 5 — × 4 — ÷ 5 — × 4 — 2 3 2 3 4 — : x = 2 — : 0.7 5 3 8 — + 1 — + 1 — + 3 — 9 4 9 4 20%x - 22 = 60 x ÷ 2 — = 1 — 3 7 7 - 1 — - 4 — 5 5 3 — + 7 — + 1 — 2 9 2 4 — × 2 — × 5 — 5 5 4
1 13 1 1 — + — = — × — = 6 6 4 3 16 1 1 — + — = 50% + — = 5 5 3 3 2 1 3 — × — = — + — = 4 3 3 4 7 5 9 + — = 2 + — = 8 6 4 1 5 — ÷ — = 6 ÷ — = 3 9 6 5 6 7 1 — ÷ — = — × — = 4 7 8 5 1414 ÷ 14 + 18 × 4 2%x 9.2-0.25= 67-30= 660-370= 21×60=520÷20=31-0.9=0.45×0.6= 9.2÷0.2= 3.19+0.06=367-12=6+0.85=14.4÷0.09= + 11 = 77
2.6 + 5.9 + 7.4 + 4.1 25 × 3.2 × 1.25 4 : x = 64 : 7.2 9x - 0.5×8 = 10
( 1 — 5 1 3 + — + — )×96 4 8 1 — ÷ 14 + 5 — × 1 — 6 6 14 7 — × 2 — ÷ 7 — × 2 — 2 3 2 3 5 — : x = 1 — : 0.2 4 3 3 — + 1 — + 1 — + 5 — 4 6 4 6 50%x - 17 = 53 x × 1 — = 1 — 8 4 9 - 1 — - 6 — 7 7 8 — + 5 — + 1 — 7 3 7 8 — × 2 — × 9 — 9 5 8
5 13 1 87+0.19= — ÷ — = — + — = 4 4 4 761+33= 16 2 3 930-260= — ÷ — = 80% × — = 3 3 2 18+30= 8 3 1 1680÷20= — × — = — + — = 9 2 2 880-0.4= 5 10.5×0.2= 2 - — = 2 - — =6 37.2÷0.1= 6 6 54.94-0.6= — × — = 4 + — = 7 5 414÷0.05= 5 4 5 61.9×0.1= — × — = — × — = 4 3 4 75.6+0.14= 2678 ÷ 13 + 31 × 6 80%x + 17 = 55
8.9 + 1.6 + 1.1 + 8.4 2.5 × 32 × 0.125
4 : x = 64 : 3.9 4x - 0.5×9 = 7.5
( 1 — 1 10 2 + — + — )×72 4 9 1 — ÷ 35 + 1 — × 1 — 2 2 35 9 — × 2 — ÷ 9 — × 2 — 6 7 6 7 1 — : x = 1 — : 0.3 5 4 8 — + 1 — - 1 — + 2 — 9 3 9 3 20%x + 29 = 78 x ÷ 6 — = 1 — 7 7 2 - 1 — + 8 — 9 9 6 — + 5 — - 1 — 5 3 5 8 — × 2 — × 9 — 9 17 8
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