题目内容
1
的倒数与2
的和除1.21,商是多少?
| 1 |
| 4 |
| 1 |
| 2 |
1
的倒数是
,
1.21÷(
+2
),
=1.21÷3.3,
=
.
答:商是
.
| 1 |
| 4 |
| 4 |
| 5 |
1.21÷(
| 4 |
| 5 |
| 1 |
| 2 |
=1.21÷3.3,
=
| 11 |
| 30 |
答:商是
| 11 |
| 30 |
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