问题 解答题
7.3×8.26+1.74×7.32.07×8÷1.2
4×88×0.252.38×4.1+5.8×2.38+0.238.
答案

(1)7.3×8.26+1.74×7.3,

=7.3×(8.26+1.74),

=7.3×10,

=73;

(2)2.07×8÷1.2,

=16.56÷1.2,

=13.8;

(3)4×88×0.25,

=(4×0.25)×88,

=1×88,

=88;

(4)2.38×4.1+5.8×2.38+0.238,

=2.38×4.1+5.8×2.38+2.38×0.1,

=2.38×(4.1+5.8+0.1),

=2.38×10,

=23.8.

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