计算并验算.
|
7.8 +21.34 |
验算: |
计算并验算.
|
50 -36.08 |
验算: |
计算并验算.
|
21.03 -17.6 |
验算: |
计算并验算.
|
3.67 +0.28 |
验算: |
用竖式计算.
|
(1)4.3 +6.07 |
(2)13 -11.85 |
计算并验算.
|
7.8 +21.34 |
验算: |
计算并验算.
|
50 -36.08 |
验算: |
计算并验算.
|
21.03 -17.6 |
验算: |
计算并验算.
|
3.67 +0.28 |
验算: |
用竖式计算.
|
(1)4.3 +6.07 |
(2)13 -11.85 |