89×5=445;
89
× 5
.
445
340×3=1020;
340
× 3
.
1020
708×6=4248;
708
× 6
.
4248
117÷9=13;
13
9 117
9
27
27
0
验算:
13
× 9
.
117
468÷4=117;
117
4 468
4
6
4
28
28
0
914÷8=114…2.
114
8 914
8
11
8
34
32
2
验算:
114
× 8
.
912
+2
914
89×5=445;
89
× 5
.
445
340×3=1020;
340
× 3
.
1020
708×6=4248;
708
× 6
.
4248
117÷9=13;
13
9 117
9
27
27
0
验算:
13
× 9
.
117
468÷4=117;
117
4 468
4
6
4
28
28
0
914÷8=114…2.
114
8 914
8
11
8
34
32
2
验算:
114
× 8
.
912
+2
914