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Answered

Bonsoir svp c'est très urgent !! 
Pouvez vous m'aidez a faire ses fractions svp.

3/4-2/3x15/8.          B= 6/5-7/14:5/7.       C= (5/2-7/4):3/8

Sagot :

WINNER123
Bonsoir
3/4-2/3x15/8.     
= 3/4 - 30/24
= 3/4 - 15/12
= 9/12 -15/12 = -3/12 = -1/4

    B= 6/5-7/14:5/7.   
= 6/5 -7/14 x 5/5
= 6/5 - 35/70
= 6/5 - 5/10
= 12/10 -5/10
= 7/10


   C= (5/2-7/4):3/8
= (10/4 -7/4) : 3/8
= 3/4 x 8/3
= 24/12
= 2


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