乘数 |
30 |
20 |
27 |
50 |
26 |
18 |
乘数 |
10 |
30 |
20 |
30 |
30 |
50 |
积 |
________ |
________ |
________ |
________ |
________ |
________ |
32×30=________ 11×50=________ 20×40=________ 57-19=________
40×5=________ 37+8=________ 40×21=________ 90÷3=________
12×13=( )
× | 10 | 2 |
10 |
|
|
3 |
|
|
× |
10 |
5 |
10 |
|
|
1 |
|
|
× |
20 |
4 |
10 |
|
|
2 |
|
|