178 — ÷ — =33 36 — × — =45 5 5 10% + — =411— × — = 67 7620-200=
21+80=
900÷50=
32-0.7=
0.8×0.5= 8÷ — =86—+ 5 — = 7 66—+ 1 —= 7 21— + 1— = 216 2 — - 4 —= 949 —+ 6 —= 5 7 1 5+ —=17— × 1— = 439—+ 1 — = 42 5× — =
85- 8 —=
7 3 —÷ 1 —=
4 71— + 1 —=
9 445%×—4 =
51— + 1—=
82 6 8
+ — =
7 7× 1 — =
97—÷ 2 —=
63
4.5÷0.3= 7.55 -
0.33= 393+17=69.7-9=59.5-1=780-26=81+11= 730
+310= 29×70=840÷70=50+0.5=0.95×0.8= 7.5÷0.5= 4.74 -
0.81= 4.8+0.14=39.8-6=19.2+9=
5 5 — + — = 4 4 11 2 — - — = 7 7 8 21 8 — + — = 5 7 5 25% × — =4 1 3 1.2×0.3=
77+22=
590-140=
19×30=
600÷20= — + — = 7 3 8 1 × —3 = 6 — ÷ 1 — = 5 3 5 — ÷ 1 — = 6 5 7 — + 13 — = 4 16 4 — ÷ 4 — = 3 3 8 1 — + — = 9 2 7 2 + — = 7 3 — ÷ 6 — = 6 5 — × — =
2 4 8
÷ 6 — 7 =
6 - 1 — =
1 7— ÷ 1 — =
7 1 5 — + 7 — =
6 8 25% ÷ —1 =
2 1 1 — + — =
2 7 8
×3 —4 =
7 + 1 — =
3
60-0.7= 0.85×0.5= 7.2 ÷6.83 0.6= +
0.66=1.7×0.8= 4+0.27= 9.1+0.18= 1.8×0.7= 56+38= 520
+440= 21+40= 700÷50= 78-0.9= 0.9×0.7= 8.8 3.97 ÷ 0.4= +
0.97=4+0.79=
4 8 — + — = 5 7 1 5 — + — = 6 6 16 84 4 — ÷ — = 5 5 1 1 — ÷ — = 4 3 4 1+0.61=
79.7-4=
2+0.87=
53-44=
990+400= — ÷ — = 5 4 5 — + 6 — = 3 5 9 + 7 — 8 = 1 — + 4 — = 8 4 3 — ÷ 6 — = 5 7 7— ÷ 7 — = 4 4 13 1 — - — = 5 5 7 — ÷ 1 — = 8 5 6+5 — 4 = 40% ÷ — = 13 — + 4 — =
6 37
× 3 — =
2 6 - 1 — =
4 6 — × 1 — =
5 9 1 — × 5 — =
7 6 7 15% × — =
18 — ÷ 6 — =
6 7 7
÷ 3 — 2 =
13×30= 840÷60= 60-0.2= 0.4×0.4= 8 ÷0.42.14 = -
0.62=7.3-0.21= 4-0.87= 5+0.65= 1.6×0.7= 55+18= 630
+470= 14×40= 550÷50= 21-0.8= 0.55×0.5= 9.2 ÷ 0.1
=
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