又1 51X(-2 3)X5 2 3X5 10 3格式和答案对不对

2021-01-10 18:41:45 字数 1000 阅读 8033

1楼:匿名用户

写成-3/4×1又1/3÷(-1又1/2)÷1/5 =-(3/4)×(4/3)÷(-3/2)÷(1/5) =-1x(-2/3)x5 =2/3x5 =10/3好一些

(-3/5)x(-3又1/2)÷(-1又1/4)÷3

2楼:匿名用户

(-3/5)x(-3又1/2)÷(-1又1/4)÷3=(-3/5)x(-7/2)÷(-5/4)÷3= - 3/5 x 7/2 x 4/5 x 1/3= - 14/25

(-49)÷(-2又1/3)÷7/3除以(-3)=(-49)÷(-7/3)÷ 7/3 ÷ (-3)= - 49 × 3/7 × 3/7 ×1/3= - 3

3楼:新野旁观者

(-3/5)x(-3又1/2)÷(-1又1/4)÷3=-(3/5×

1/3)×(7/2×5/4)

=-1/5×35/8

=-7/8

(-49)÷(-2又1/3)÷7/3除以(-3)=-49×3/7×3/7×1/3

=-21×3/7×1/3

=-9×1/3=-3

4楼:徐秀平不是我

(-3/5)x(-3又1/2)÷(-1又1/4)÷3=(-3/5)x(-7/2)÷(-5/4)÷3= - 3/5 x 7/2 x 4/5 x 1/3= - 14/25

(-3/5)×(-3又1/2)÷(-1又1/4)÷3计算,要过程

5楼:匿名用户

-3/5(-7/2)(-4/5)1/3=-14/25

四又1/3-3又1/2×(-2)-2又2/3÷(-1/2)

6楼:匿名用户

=(4+1/3)-(3+1/2)×(-2)-(2+2/3)×(-2)=4+1/3+6+1+4+4/3

=15+5/3

=16又3分之2

4(3 3)X36 ,3/7X1/4÷3/4 (3/8+2/3)X36 7/5X2/3+14/15÷1/9 13/12÷(3/4+1/3) 给答案,我看对不对,如果有过程的

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