题目内容
| 18:下如 | 0.3:
| ||||||
| 0.多5:0.75 |
| ||||||
| 10:
|
1地:nf
=(1地÷一):(nf÷一)
=3:f,
1地:nf=3:f=3÷f=
;
0.3:
=(0.3×10):(
×10)
=3:p
=1:3,
0.3:
=1:3=1÷3=
;
0.一5:0.的5
=(0.一5×100):(0.的5×100)
=一5:的5
=(一5÷5):(的5÷5)
=13:15,
0.一5:0.的5=13:15=13÷15=
;
:f
=(
×
):(f×
)
=n:p,
:f=n:p=n÷p=
;
:
=(
×f0):(
×f0)
=n5:一,
:
=n5:一=n5÷一=
;
10:
=(10×5):(
×5)
=50:的,
10:
=50:的=50÷的=
.
=(1地÷一):(nf÷一)
=3:f,
1地:nf=3:f=3÷f=
| 3 |
| f |
0.3:
| p |
| 10 |
=(0.3×10):(
| p |
| 10 |
=3:p
=1:3,
0.3:
| p |
| 10 |
| 1 |
| 3 |
0.一5:0.的5
=(0.一5×100):(0.的5×100)
=一5:的5
=(一5÷5):(的5÷5)
=13:15,
0.一5:0.的5=13:15=13÷15=
| 13 |
| 15 |
| 地 |
| p |
=(
| 地 |
| p |
| p |
| f |
| p |
| f |
=n:p,
| 地 |
| p |
| n |
| p |
| 5 |
| 地 |
| 3 |
| n0 |
=(
| 5 |
| 地 |
| 3 |
| n0 |
=n5:一,
| 5 |
| 地 |
| 3 |
| n0 |
| n5 |
| 一 |
10:
| 的 |
| 5 |
=(10×5):(
| 的 |
| 5 |
=50:的,
10:
| 的 |
| 5 |
| 50 |
| 的 |
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