问题 解答题
脱式计算.
40÷4﹢7080×5﹢21028﹢96÷3
(500-260)÷4355÷5-20200-95÷5.
答案

(1)40÷4﹢70,

=10+70,

=80;

(2)80×5﹢210,

=400+210,

=610;

(3)28﹢96÷3,

=28+32,

=60;

(4)(500-260)÷4,

=240÷4,

=60;

(5)355÷5-20,

=71-20,

=51;

(6)200-95÷5,

=200-19,

=271.

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