4 —÷ 8 —=557—+ 13— = 819 8— ÷ 8— = 5 56—+ 1 —= 7 58 1 × — 5=4— ÷ 1 —= 5 85—× 1 —= 452—÷ 1 — = 419 4— ÷ 2— = 3 34—+ 8 —= 5 75 1+ — 4= 5 —× 1 —=6 8 1 — ÷ 1—=6550% × —6 = 15—÷ 1 —=5658×—7= 3 ÷ 9 —=58—+ 6 — = 6 7 1 — × 9—=4810% ÷—3 = 12—÷ 6 —=6 5 3 8 ÷— = 7 19.7
-8= 1.5
×0.4= 15.2
÷0.08= 50
-29= 640
+160=
15+50= 440
÷20= 59
-0.5= 0.65
×0.8= 9.9 7.61÷0.1=
+0.99= 39.2
-3= 204
+45= 11.9
÷0.07= 222
+22= 82
-41= 990
+260=
10+30= 660
÷60= 97
-0.8= 0.8
×0.2= 3.6 ÷0.2=
4 — × 3 — =3 3 4 — + 1 — = 4 7 7— ÷ 11 — = 8 8 13 — + 8 — = 5 5 3 — ÷ 6 — = 4 5 2 - 6 — =7 1— + 8 — = 4 3 7— + 6 — = 4 1 5 — + 1 — = 8 8 16 — - 1 — = 5 5 4 — ÷ 3 — = 5 2 5 - 1 — = 4 1 — × 1 — = 7 1 8 — ÷ 4 — = 2 3 25% ÷ —1 = 1 3 — ÷ 4 — = 6 5 7 ÷ 1 — = 2 7 ÷ 8 — = 9 1 — ÷ 1 — =4 1 5— ÷ 3 — = 8 4 70% ÷ —8 = 7 1 — × 2 — = 6 3 4.6
-0.91= 158
+22= 39.8
-8= 1.9
×0.8= 4.5
-0.3= 95
+38= 590
-260=
10+10= 780
÷60= 59
-0.2= 0.7
×0.8= 6.6 ÷0.6=8.87
+0.18 = 7.3
+0.19= 8.3
+0.15= 39.8
+3= 79.4
+5= 90
-38= 920
-100=
24+70= 300
÷20= 77
-0.2=
3 × 2 — 3 3 =— × 1 — = 4 9 7— ÷ 3 — = 8 2 7 — + 7 — = 6 11 6 — ÷ 2 — = 9 9 9— + 4 — = 8 55 - 1 — 4 4 =— + 10 — = 5 8 9 — × 6 — = 7 5 5— + 13 — = 8 8 13 — + 4 — = 7 7 9 + 4 — = 3 9 + 1 — = 7 6 — × 1 — =8 9 1 — ÷ 9 — = 3 8 10% × —1 = 8 1 — × 7 — =3 8 3 ÷1 —4 = 4 ÷ 8 — = 8 9— + 1 — = 9 4 1 — ÷ 1 — =2 7 80%× —9 =80.25
×0.9= 4.8 3.35 ÷ 0.3 =
+0.35 = 4
-0.57= 169
+40= 1
-0.04= 1.6
×0.8= 67
+12= 760
+420=
16+90= 240
÷20= 21
+0.8= 0.2
×0.9= 7.8 6.4 ÷0.2=
+ 0.93 = 791
-33= 7.4
+0.29= 5.6
+0.29= 564
+48= 54
+28= 820
-320=
13×20=
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