早教吧作业答案频道 -->数学-->
计算.(求比值并化简比)0.125:1.75;51:136;35:47;14:24;0.6:16;7.5:10.
题目详情
计算.(求比值并化简比)
0.125:1.75; 51:136;
:
;
14:24; 0.6:16; 7.5:10.
0.125:1.75; 51:136;
3 |
5 |
4 |
7 |
14:24; 0.6:16; 7.5:10.
▼优质解答
答案和解析
(1)0.125:1.75
=0.125÷1.75
=
;
0.125:1.75
=(0.125×8):(1.75×8)
=1:14;
(2)51:136
=51÷136
=
;
51:136
=(51÷17):(136÷17)
=3:8;
(3)
:
=
÷
=
;
:
=(
×35):(
×35)
=21:20;
(4)14:24
=14÷24
=
;
14:24
=(14÷2):(24÷2)
=7:12;
(5)0.6:16
=0.6÷16
=
;
0.6:16
=(0.6÷0.2):(16÷0.2)
=3:80;
(6)7.5:10
=7.5÷10
=0.75;
7.5:10
=(7.5÷2.5):(10÷2.5)
=3:4.
=0.125÷1.75
=
1 |
14 |
0.125:1.75
=(0.125×8):(1.75×8)
=1:14;
(2)51:136
=51÷136
=
3 |
8 |
51:136
=(51÷17):(136÷17)
=3:8;
(3)
3 |
5 |
4 |
7 |
=
3 |
5 |
4 |
7 |
=
21 |
20 |
3 |
5 |
4 |
7 |
=(
3 |
5 |
4 |
7 |
=21:20;
(4)14:24
=14÷24
=
7 |
12 |
14:24
=(14÷2):(24÷2)
=7:12;
(5)0.6:16
=0.6÷16
=
3 |
80 |
0.6:16
=(0.6÷0.2):(16÷0.2)
=3:80;
(6)7.5:10
=7.5÷10
=0.75;
7.5:10
=(7.5÷2.5):(10÷2.5)
=3:4.
看了 计算.(求比值并化简比)0....的网友还看了以下:
0算因数吗?1*0=0那0算不算因数?那可找到出处?1*0那0在乘法算试里叫什么数,现在小学教的没 2020-05-13 …
高1化学计算题,求详细步骤?取一根镁条置于坩埚内点燃,得到氧化镁和氮化镁混合物的总质量为0.470 2020-05-16 …
把0.6molX气体和0.6molY气体混合于2L密闭容器中,发生如下反应2X(g)+Y(g)=n 2020-05-23 …
2.诺‘+’是1个对于1和0的新运算符号,且运算规律如下:1+1=0,1+0=0,0+1=1,0+ 2020-06-29 …
若“*”是一个对于1和0的新运算符号,且运算规则如下:1*1=0,1*0=0,0*1=1,0*0= 2020-07-26 …
字符串"\\\22a,0\n"的长度是?为什么看了很多种说法,\\算一个,空格算一个,\22算一个, 2020-11-07 …
0.25:1化简比求比值 2020-11-29 …
0.125:1化简比并求比值 2020-12-31 …
计算或化简(1)计算:(−1)2013−(3−2)0+(12)−1(2)化简:(x2x+4−16x+ 2020-12-31 …
把无限循环小数0.•823•1化为分数形式为8231999982319999. 2021-01-22 …