问题 解答题

计算下面各题.

(1)56+136÷2

(2)(35+127)÷3

(3)39×8÷6

(4)309-656÷4.

答案

(1)56+136÷2

=56+68

=124;

(2)(35+127)÷3

=162÷3

=54;

(3)39×8÷6

=312÷6

=52;

(4)309-656÷4

=309-164

=145.

单项选择题
单项选择题