20×54+68=
1148
1148
    400-25×8=
200
200
分析:(1)先算乘法,再算加法;
(2)先算乘法,再算減法.
解答:解:
(1)20×54+68,
=1080+68,
=1148;

(2)400-25×8,
=400-200,
=200.

故答案為:1148,200.
點評:此題主要考查整數(shù)的四則混合運算的運算順序,然后再根據(jù)運算順序進行計算.
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