66 — + — =55 4 6 × — =3 1511— × — = 86 74 + — = 8 1800÷50=
17-0.6=
0.3×0.4=
3÷0.2=
1.14-0.61= — × — =644—+ 3— = 572 —+ 13— = 4 419— - 4— = 545—÷ 1— = 52 9 - 1 —5=39— × — = 448 — + 6— = 315—+ 1 — = 88 9 × — =
34—+ 5 —=
4 61—÷ 1 —=
9 485%× —1 =
61 —+ 2 —=
2 3 4 4
- —=3
4 ÷ 6— =
97 —+ 10 — =
8 91—× 5 —=
64
8.9+0.14=1.5×0.6=877+24=19.5-7=50-12= 710
+350= 30+40=780÷60=62+0.2=0.45×0.6= 7.8÷0.3= 1.39 +
0.68=8÷0.04=9.2÷0.04=59.2+9=1.7×0.2=93+22=
17 2 — ÷ — = 7 7 9 1 — × — = 8 2 7 1 95% + — =6 1 7 — × — = 7 6 6730+440=
25+30=
900÷60=
12-0.3=
0.65×0.4= 4 × — =1 6— + 7 — = 7 6 8 — + 6 — = 7 7 5 — + 13 — = 4 19 4 — + 1 — = 5 6 5 — + 4 — = 7 5 6 4 × — =10 5 — × 10 — = 9 9 3 — × 1 — = 4 7 6 × — =
5 3 - 1 — =
6 7 — × 3 — =
8 4 1 — + 5 — =
8 4 65% + —1 =
3 1 — × 1 — =
4 5 9 6
- — =
7 7 - 10 — =
9 6 — ÷ 2 — =
5 3
8.4÷0.7= 5.12 -
0.47= 9.6÷0.04= 7+0.43= 1.6×0.2= 49.2-4= 56+48= 610
+210= 25×50= 800÷40= 28-0.5= 0.3×0.6= 8.4÷0.3= 4.88 +
0.54= 9.2+0.18= 6.3÷0.03= 875-30=
1 11 — ÷ — = 6 6 13 1 — ÷ — = 5 5 6 11 1 — × — = 3 4 7 55% + — =8 1 4 1.7×0.1=
55+25=
700-400=
16+10=
630÷30= — × — = 7 7 2 1 × —6 = 1 — + 5 — = 4 6 6 — ÷ 1 — = 5 1 2 — + 11 — = 2 11 2 — ÷ 2 — = 7 7 9 1 — × — = 8 5 6 8 × — = 4 7 — × 1 — = 5 3 — ÷ — =
8 5 2 4
- —3 =
6 - 9 — =
8 8 — × 1 — =
7 3 1 — ÷ 1 — =
2 7 10% ÷ —6 =
7 1 — × 7 — =
6 68 9
÷ — =
8 8 ÷ 1 — =
9
49+0.5= 0.75×0.7= 4.8 4.64 ÷ 0.4= -
0.63= 1.9×0.9= 1.2÷0.01= 1.9×0.9= 2.9-0.22= 77-19= 710
-260= 14×30= 440÷40= 19-0.8= 0.15×0.1= 8 ÷4.47 0.4 = +
0.34= 2-0.01=
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