问题
解答题
先在□里填上合适的数(零除外),尽量使计算简便,并计算.
1376-529-□ |
答案
(1)
3 |
5 |
3 |
5 |
=
3 |
5 |
=
3 |
5 |
=6;
(2)1376-529-471,
=1376-(529+471),
=1376-1000,
=376.
先在□里填上合适的数(零除外),尽量使计算简便,并计算.
1376-529-□ |
(1)
3 |
5 |
3 |
5 |
=
3 |
5 |
=
3 |
5 |
=6;
(2)1376-529-471,
=1376-(529+471),
=1376-1000,
=376.