(5.9+0.35)*2.5,21/1.5-0.15 3.7*99+3.7 简便计算

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(5.9+0.35)*2.5,21/1.5-0.153.7*99+3.7简便计算(5.9+0.35)*2.5,21/1.5-0.153.7*99+3.7简便计算(5.9+0.35)*2.5,21/1.

(5.9+0.35)*2.5,21/1.5-0.15 3.7*99+3.7 简便计算
(5.9+0.35)*2.5,21/1.5-0.15 3.7*99+3.7 简便计算

(5.9+0.35)*2.5,21/1.5-0.15 3.7*99+3.7 简便计算
(5.9+0.35)*2.5
=6.25*2.5
=25/4*5/2
=125/8
21/1.5-0.15
=14-0.15
=13.85
3.7*99+3.7
=3.7*99+3.7*1
=3.7*(99+1)
=3.7*100
=370