问题 解答题
简算:
18×101

63×8+91×63+63
99×3525×32×125.
答案

(1)18×101,

=18×100+18×1,

=1800+18,

=1818;

(2)63×8+91×63+63,

=63×(8+91+1),

=63×100,

=6300;

(3)99×35,

=(100-1)×35,

=100×35-1×35,

=3500-35,

=3465;

(4)25×32×125,

=(25×4)×(8×125),

=100×1000,

=100000.

单项选择题
单项选择题