问题 解答题

计算:6.25×20.16-l8.75×3.12+12.5×2.6=______.

答案

6.25×20.16-l8.75×3.12+12.5×2.6,

=1.25×100.8-1.25×46.8+1.25×26,

=1.25×(100.8-46.8+26),

=1.25×80,

=100.

故答案为:100.

单项选择题 A1型题
单项选择题