420 ÷ 6.......... 1,400 ÷ 20
>
=
<
4,200 = (60 x 50) + 60 x ................
100
200
20
653 ÷ 13 = .............
63
50
13
8,300 ÷ 100 = ................
83
8.3
830
4,600 =......× 4.6
10
1,000
38 × 15 = ................
5.70
570
5700
(900 x 0.6) – 370 = ................
170
610
540
0.6 x .........= 60.0
1000
4.13 x 0.4 = ................
0.1652
1.652
16.52
.....×20=1,800
9
90
900