(4/3-5/3)÷10/7 (3/2+9/2)÷21/20 1-14/5÷7/5
来源:学生作业帮 编辑:作业帮 分类:数学作业 时间:2024/05/14 17:14:15
(4/3-5/3)÷10/7 (3/2+9/2)÷21/20 1-14/5÷7/5
(4/3-5/3)÷10/7 (3/2+9/2)÷21/20 1-14/5÷7/5 4/1÷(3/2+2/1)×5/4
(4/3-5/3)÷10/7 (3/2+9/2)÷21/20 1-14/5÷7/5 4/1÷(3/2+2/1)×5/4
=2-(1÷5+1÷3)=2-8÷15=1...7÷15 (一又七分之十五,下格式同)
=(3÷4-3÷5)÷(7÷10)=(3÷20)X(10÷7)=1...13÷14
=(2÷3+2÷9)÷(20÷21)=(4÷9)X(21÷20)=14÷15
=1-(5÷14)÷(5÷7)=1-1÷2=1÷2
=(1÷4)÷(2÷3+1÷2)X(4÷5)=1÷4÷(7÷6)X4÷5=1÷7X6÷5=6÷35
=[8÷15-(4÷5-3÷10)]X15÷14=[8÷15-(1÷2)]X15÷14=1÷30X15÷14=1÷28
请采纳答案,支持我一下.
=(3÷4-3÷5)÷(7÷10)=(3÷20)X(10÷7)=1...13÷14
=(2÷3+2÷9)÷(20÷21)=(4÷9)X(21÷20)=14÷15
=1-(5÷14)÷(5÷7)=1-1÷2=1÷2
=(1÷4)÷(2÷3+1÷2)X(4÷5)=1÷4÷(7÷6)X4÷5=1÷7X6÷5=6÷35
=[8÷15-(4÷5-3÷10)]X15÷14=[8÷15-(1÷2)]X15÷14=1÷30X15÷14=1÷28
请采纳答案,支持我一下.
(4/3-5/3)÷10/7 (3/2+9/2)÷21/20 1-14/5÷7/5
2-(5/1+3/1),(4/3-5/3)÷10/7,(3/2+9/2)÷21/20,1-14/5÷7/5,4/1÷(3
能简算的要简算 (3/4-3/5)÷7/10 (2/3+2/9)÷20/21 1-5/14
六年级数学题1.写出过程2-(1/5+1/3)(3/4-3/5)÷7/10(2/3+2/9)÷20/211-5/14÷5
(1×2×3+2×4×6+4×8×12+7×14×21)÷(1×3×5+2×6×10+4×12×20+7×21×35)
(2÷3+3÷7+5÷21)÷21分之1÷0.28等于多少?
(2÷3÷7+4÷6÷14+14÷21÷49)÷(4÷7÷9+8÷14÷18+28÷49÷63)
(1)27÷9/10-3/7*21 (2) (3/7+2/3)÷(2/3-3/7) (3)5/6*(1/5-1/10)÷
9/14÷(1/3*6/7-1/14) 1/7+7/8*5/7-3/8 【1/2+(3/4-3/5)】÷7/10 简便计
2-(5分之1+3分之1) (4分之3-5分之3)÷10分之7 (3分之2+9分之2)÷21分之20
15/22÷10= 45÷9/14= 3/5÷1/6= 2/7÷8/21= 2/9×
(2/3-4/9×3/8)÷7/16 9/14×49-9/14÷1/49 (3/4+1/2)÷5/8 2/13+3/4÷