①870÷30=29;
2 9
30 8 7 0
6 0
2 7 0
2 7 0
0
验算:
29
× 3 0
.
8 7 0
②9030÷43=210;
2 1 0
43 9 0 3 0
8 6
4 3
4 3
0
验算:
2 1 0
× 4 3
.
6 3
8 4
9 0 3 0
③1482÷26=57;
5 7
26 1 4 8 2
1 3 0
1 8 2
1 8 2
0
④9760÷47=207…31.
2 0 7
47 9 7 6 0
9 4
3 6 0
3 2 9
3 1
①870÷30=29;
2 9
30 8 7 0
6 0
2 7 0
2 7 0
0
验算:
29
× 3 0
.
8 7 0
②9030÷43=210;
2 1 0
43 9 0 3 0
8 6
4 3
4 3
0
验算:
2 1 0
× 4 3
.
6 3
8 4
9 0 3 0
③1482÷26=57;
5 7
26 1 4 8 2
1 3 0
1 8 2
1 8 2
0
④9760÷47=207…31.
2 0 7
47 9 7 6 0
9 4
3 6 0
3 2 9
3 1