括号1/24+37.5%括回乘以48。
括号1/24+37.5%括回乘以48。
(1/24+37.5%)x48
=(1/24)x48+(37.5%)x48
=2+18
=20。
括号1/24+37.5%括起来乘48能简算的要简算的过程
(1/24+37.5%)×48
=1/24×48+37.5%×48
=2+18
=20
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括号24/19+16/17括号乘以1/3+15/17
(24/19+16/17)×1/8+15/17
=24/19x1/8+16/17x1/8+15/17
=3/19+2/17+15/17
=3/19+1
=1又3/19
括号1/13加上1/44括回乘乘13乘以14
(1/13+1/14)×13×14
=1/13×13×14+1/14×13×14
=14+13
=27
括号325+1/323括号乘以1/324
(325+1/323)×1/324
=(324+1+1/323)×1/324
=324×1/324+324/323×1/324
=1+1/323
=1又1/323
括号1/2017+1/2018括号乘以2017×2
(1/2017+1/2018)x2017×2018
=2018+2017
=4035
括号1/6-3/27括号乘以54
解:
原式
=1/6x54-3/27x54
=9-6
=3
22-括号1/15+1/2括号乘以105
22-(1/15+1/2)×105
=22-17/30×105
=22-59.5
=-37.5
一千乘以括号1/100-1/1000括号
1000×(1/100-1/1000)
=1000×1/100-1000×1/1000
=10-1
=9
1.2乘以括号100-1/3括回乘以1/23-百分之225
1.2x(100-1/3)x1/23-225%
=1.2x299/3x1/23-225%
=1.2x13/3-2.25
=5.2-2.25
=2.95