问题
解答题
用简便方法计算.
88×125
3.68-0.82-0.18.
答案
(1)88×125,
=11×8×125,
=11×(8×125),
=11×1000,
=11000;
(2)3.68-0.82-0.18,
=3.68-(0.82+0.18),
=3.68-1,
=2.68.
用简便方法计算.
88×125
3.68-0.82-0.18.
(1)88×125,
=11×8×125,
=11×(8×125),
=11×1000,
=11000;
(2)3.68-0.82-0.18,
=3.68-(0.82+0.18),
=3.68-1,
=2.68.