问题 解答题
计算:
710-18×4=

5.4÷18+12=

2.25×18+125×0.18=
答案

(1)710-18×4,

=710-72,

=638;

(2)5.4÷18+12,

=0.3+12,

=12.3;

(3)2.25×18+125×0.18,

=2.25×18+1.25×18,

=(2.25+1.25)×18,

=3.5×18,

=63.

单项选择题 A1型题
名词解释