问题 解答题
用简便方法计算.
352-76-124
1200÷25÷425×32.
答案

(1)352-76-124,

=352-(76+124),

=352-200,

=152;

(2)1200÷25÷4,

=1200÷(25×4),

=1200÷100,

=12;

(3)25×32,

=(25×4)×8,

=100×8,

=800.

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