题目内容
找朋友,连一连
:
2.5
0.24:0.08
0.36:0.45 2
64:6
10
:
1.5:
40 3 1
:4.
2 |
3 |
1 |
4 |
2 |
5 |
0.36:0.45 2
2 |
3 |
7 |
10 |
600 |
1.5 |
4 |
5 |
2 |
3 |
7 |
15 |
2 |
3 |
1.5:
3 |
5 |
3 |
5 |
分析:先化简比,再连线.在化简比时,用比的前项除以后项即可.
解答:解:
:
=
÷
=
×4=
,
0.36:0.45=0.36÷0.45=
,
=600÷1.5=400,
1.5:
=1.5÷
=1.5×
=2.5,
0.24:0.08=0.24÷0.08=3,
64:6=64÷6=10
,
:
=
÷
=
×
=
,
1
:4=
÷4=
×
=
.
2 |
3 |
1 |
4 |
2 |
3 |
1 |
4 |
2 |
3 |
8 |
3 |
0.36:0.45=0.36÷0.45=
4 |
5 |
600 |
1.5 |
1.5:
3 |
5 |
3 |
5 |
5 |
3 |
0.24:0.08=0.24÷0.08=3,
64:6=64÷6=10
2 |
3 |
7 |
15 |
2 |
3 |
7 |
15 |
2 |
3 |
7 |
15 |
3 |
2 |
7 |
10 |
1
3 |
5 |
8 |
5 |
8 |
5 |
1 |
4 |
2 |
5 |
点评:此题考查了比的化简:用比的前项除以后项,是分数的要化成最简分数.
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