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