A-A+
计算下面各题.(能简算的要简算)10-23×910(19+16)×82559×625×38(
问题详情
10-
参考答案
(1)10-23×910,
=10-35,
=925;
(2)(19+16)×825,
=518×825,
=445;
(3)59×625×38=120;
(4)(14+18)×24,
=14×24+18×24,
=6+3,
=9;
(5)75×65×112×1011=825;(6)5×57+27×2,
=257+47,
=417;
(7)145×32+145×72,
=145×(32+72),
=145×5,
=14;
(8)16×23×(9×12),
=16×23×9×12,
=48.
考点: