一又3/4 11/15等于多少
一又3/4 11/15等于多少
1/3+3/4+2/5+5/7+7/8+9/20+10/21+11/24+19/35=91/20[(5又1/4-4.25)×5/8]÷3/8+3.3÷1又5/6=52/15
11/13除以0.28乘以一又3/10等于多少?
(11/13)÷0.28X(1+3/10)
=(11/13)÷(7/25)X(13/10)
=(11/10)X(25/7)
=55/14
=3又14分之13
11/13除以0.28再乘以一又3/10等于多少?
(11/13)/0.28*13/10
=(11/13)*(25/7)*(13/10)
=55/14
一又3/15-5/15-6/15等于多少
一又3/15-5/15-6/15
=1-(5/15+6/15-3/15)
=1-8/15
=7/15
一又3/4÷2等于多少。
一又3/4÷2
=7/4*1/2
=7/8
满意采纳
一又3/27+4/5等于多少
一又3/27+4/5
=1+3/27+4/5
=1+15/135+108/135
=1+123/135
=1+41/45
=1又45分之41
一又3/4×99+1.75等于多少
1又3/4×99+1.75
=1.75×99+1.75
=1.75×(99+1)
=1.75×100
=175
用简便方法:(3/5*11/15+4/15*3/5)除3/5等于多少?/=分线号
(3/5*11/15+4/15*3/5)除3/5
=3/5(11/15+4/15)除3/5
=5/3X3/5
=1
2.7×3/5等于多少3.3×11/10等于多少
2.7×3/5
=27/10×3/5
=81/50
=1.62
3.3×11/10
=33/10×11/10
=3.63
1又18/5减3/14减11/14等于多少?
简便计算
1又5/18-3/14-11/14
=1又5/18-(3/14+11/14)
=1又5/18-1
=5/18
2024-11-19 广告