题目内容
化简比(直接写答案)
| 36:15= | 0.6:4.8= | 4:0.8= |
|
(1)
:
=(
×9):(
×9)=6:4=3:2;
(2)36:15=(36÷3):(15÷3)=12:5;
(3)0.6:4.8=(0.6×5):(4.8×5)=3:24=1:8;
(4)4:0.8=(4×5):(0.8×5)=20:4=5:1;
(6)
:9=(
×8):(9×8)=3:72=1:24.
| 2 |
| 3 |
| 4 |
| 9 |
| 2 |
| 3 |
| 4 |
| 9 |
(2)36:15=(36÷3):(15÷3)=12:5;
(3)0.6:4.8=(0.6×5):(4.8×5)=3:24=1:8;
(4)4:0.8=(4×5):(0.8×5)=20:4=5:1;
(6)
| 3 |
| 8 |
| 3 |
| 8 |
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