题目内容
4个
是
;______个
是
,______个
组成1,1里面有______个
.
| 1 |
| 9 |
| () |
| () |
| 1 |
| 8 |
| 5 |
| 8 |
| 1 |
| 4 |
| 1 |
| () |
(1)
×4=
;
(2)
÷
=5;
(3)1÷
=4;
(4)求1含有几个
,用1÷
=2;
故答案为:
,5,4,2,
.
| 1 |
| 9 |
| 4 |
| 9 |
(2)
| 5 |
| 8 |
| 1 |
| 8 |
(3)1÷
| 1 |
| 4 |
(4)求1含有几个
| 1 |
| 2 |
| 1 |
| 2 |
故答案为:
| 4 |
| 9 |
| 1 |
| 2 |
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