题目内容
求比值:49:28;
:
; 0.8:
; 0.5:
.
| 7 |
| 9 |
| 5 |
| 6 |
| 3 |
| 5 |
| 2 |
| 3 |
49:28
=49÷28
=1.75;
:
=
÷
=
;
0.8:
=
÷
=
;
0.5:
=
÷
=
.
=49÷28
=1.75;
| 7 |
| 9 |
| 5 |
| 6 |
=
| 7 |
| 9 |
| 5 |
| 6 |
=
| 14 |
| 15 |
0.8:
| 3 |
| 5 |
=
| 4 |
| 5 |
| 3 |
| 5 |
=
| 4 |
| 3 |
0.5:
| 2 |
| 3 |
=
| 1 |
| 2 |
| 2 |
| 3 |
=
| 3 |
| 4 |
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