问题 解答题
x÷318=53x-3.02=4.18x×63=5166
4.084+x=9.3416.3-x=3.75.
答案

(1)x÷318=53,

x÷318×318=53×318,

x=16854;

(2)x-3.02=4.18,

x-3.02+3.02=4.18+3.02,

x=7.2;

(3)x×63=5166,

x×63÷63=5166÷63,

x=82;

(4)4.084+x=9.34,

4.084+x-4.084=9.34-4.084,

x=5.256;

(5)16.3-x=3.75,

16.3-x+x=3.75+x,

16.3-3.75=3.75+x-3.75,

x=12.55..

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