520-(48+72)÷4可以简便吗?
520-(48+72)÷4可以简便吗?
520-(48+72)÷4
=520-48÷4-72÷4
=520-12-18
=520-30
=490
36乘以48+72乘以26,怎么简便
36X48+72X26
=36X48+36X2X26
=36X48+36X52
=36X(48+52)
=36X100
=3600.
36*48+72*26如何简便运算
你好:
36×48+72×26
=36×48+36×26×2
=36×48+36×52
=36×(48+52)
=36×100
=3600
520-((630+90)÷9)的简便计算
520-(630+90)÷9
=520-630÷9-90÷9
=520-70-10
=450-10
=440
520-(720-40×15)÷30的简便算法
520-(720-40×15)÷30
=520-(720-600)÷30
=520-120÷30
=520-4
=516
457-(69 72乘4)可以简便吗?
457-(69 72乘4)可以简便吗?
457-(69 72乘4)
=457-(69+288)
=457-357
=100
直接计算
520-[7x(35-12)]用简便方法计算
520-[7x(35-12)]
=520-[7x23]
=520-161
=359
[520-(202-88)]x16怎么简便运算
[520-(202-88)]x16
=(608-202)*16
=406*4*4
=1624*4
=6496
36×48+72×26怎么简算
36*48+72*26=36*(48+2*26)=3600
2016÷72+72×28 可以简便?
2016÷72+72×28
=28+72×28
=28×(1+72)
=28×73
=2044