A-A+
计算下面各题 怎样计算简便就怎样计算.888+999×888=12.5×32×0.25=3-
问题详情
888+999×888=
参考答案
(1)888+999×888
=888×(999+1)
=888×1000
=888000;
(2)12.5×32×0.25
=(12.5×8)×(4×0.25)
=100×10
=1000;
(3)3-58÷2528-310
=3-(710+310)
=3-1
=2;
(4)45×[1316÷(34+13)]
=45×[1316÷56]
=45×3940
=3950;
(5)715÷[1-(45-23)]
=715÷[1-215]
=715÷1315
=713.
考点: