3.148里面有几个0.1?
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发布时间:2022-12-21 05:30
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热心网友
时间:2023-10-05 09:14
解:3.148里面有( 31.48 )个0.1
∵已知需求出3.148里面有几个0.1
1个0.1 = 1 × 0.1 = 0.1
2个0.1 = 0.1 + 0.1 = 2 × 0.1 = 0.2
∴设3.148里面有x个0.1
x × 0.1 = 3.148
(1/10)x = (3×1000+148)/1000
(1/10)x = 3148/1000
(1/10)x = 787/250
x = 787/250 ÷ 1/10
x = 787/250 × 10
x = 787/25
∴x = 31.48
答:3.148里面有31.48个0.1
热心网友
时间:2023-10-05 09:14
3.148/0.1=31.48个
热心网友
时间:2023-10-05 09:15
3.148里面有31.48个0.1。
热心网友
时间:2023-10-05 09:15
用3.148除以0.1等于31.48,也就是说有
31.48个0.1
热心网友
时间:2023-10-05 09:16
3.1480面有31.48个0.1。