Question

7 upon 12 into minus 3 upon 5 plus minus 5 upon 3 into 7 upon 12​

Answer 1

=>7/12×-3/5+(-5/3)×7/12.

=>-21/60+(-5/3)×7/12.

=>-21/60+(-35/36).

LCM of 60 and 36 is 180.So,

=>-21×3/60×3-35×5/36×5.

=>-63-175/180.

=>-238/180.

Reducing this fraction,we get

=>-119/90.

Therefore,the answer of this question is -119/90.