问题
计算题
计算下列各题。(能简算的要简算)
|
答案
(1)原式=(100+1)×8.7
=870+8.7
=878.7
=10+9
=19
(3)原式=(42-32)×1.7
=10×1.7
=17
=12×5
=60
计算下列各题。(能简算的要简算)
|
(1)原式=(100+1)×8.7
=870+8.7
=878.7
=10+9
=19
(3)原式=(42-32)×1.7
=10×1.7
=17
=12×5
=60