5 —÷ 5 —=619 6— ÷ 8— = 310 3— + 4— = 9 321÷ —7=2— + 1— = 3 53— + 6 —= 4 57—÷ 1 —= 417 4— + 1 — = 393—× 1— = 8 73 -3 —4=2—÷ 1 —= 38 1 —+ 3 —=9 2 60%×—3 =14—× 1 —=5 3 7 × 7 —= 84× 6— =5 7 — × 6 —=815—+ 6— = 5 5 30%+ —5 =61 — + 4—=55 3× 4 —5= 5 ÷ 9— = 8 3.4
-0.27= 58
+42= 550
+400=
30×40= 720
÷40= 60
-0.8= 0.4
×0.6= 9.5 3.39÷0.5=
-0.44= 1.6
×0.9= 558
-30= 2
+0.24= 5
-0.57= 99
-13= 840
-260=
24×40= 340
÷20= 28
+0.6= 0.85
×0.9= 6.9 ÷0.3= 2.56
-0.63 = 49.2
-1=
4 — × 1 — =3 7 2 — + 5 — = 8 8 17 — - 1 — = 5 5 2 — + 6 — = 3 7 2 8 - — = 7 9 — + 4 — = 8 3 5 — + 1 — = 4 5 7 — ÷ 7 — = 4 4 16 — + 8 — = 5 5 6— × 1 — = 7 2 4 1- — = 6 8 — × 5 — =7 4 1 — ÷ 1 — =4 690% ÷ —1 = 1 5 — ÷ 1 — =5 2 6 6 - —5 = 6 - 1 — = 4 3— ÷ 1 — = 3 7 1 — + 1 — =7 6 35% ÷ —6 = 1 7 — × 4 — =4 3 9 4 ÷ — = 3 3.4
÷0.02= 89.9
-7= 1.4
×0.8= 92
-14= 570
-370=
17×20= 930
÷30= 27
-0.3= 0.3
×0.1= 3.6 5.97 ÷ 0.3 =
+0.85= 1.3
÷0.01= 2.8
÷0.01= 2
+0.41= 11.6
÷0.04= 72
-40= 610
-400=
15×70= 660
÷30= 19
+0.8= 0.6
×0.7= 9.8 ÷ 0.7 =
6 — + 9 — =5 8 8 — ÷ 1 — = 9 2 1— + 11 — = 8 8 19 — - 1 — = 3 3 6 — ÷ 1 — = 5 7 9 - 6 — = 7 7 — × 10 — = 6 5 9— × 3 — = 4 5 2 — ÷ 11 — = 8 8 11 — + 8 — = 3 3 7— + 1 — = 8 5 5 + 5 — = 4 1 — × 1 — = 6 1 7 — ÷ 1 — = 4 3 80% ÷ —4 = 1 3 — × 1 — = 2 3 3 + 1 — = 2 6 × 8 — = 9 8 — + 4 — =7 1 3— ÷ 1 — = 9 8 85% ÷ —1 = 4 1 — ÷ 3 — = 8 2 3.85
-0.25= 5.6
+0.22= 10.4
÷0.08= 89.4
-3= 49.7
+3= 65
-24= 560
+150=
28+80= 600
÷50= 29
+0.7= 0.4
×0.8= 6.6 ÷0.2=8.31
-0.65 = 49.8
+2= 1
-0.56= 2.1
-0.24= 788
-22= 69
-43= 700
-270=
25×60= 900
÷20= 96
-0.3=
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