Question

divide the sum of 3 by 4 and minus 4 by 7 by their difference ​

Answer 1

sum = 3/4 + (-4/7)

= 21 +(-16) /28

= 5/28.

difference = 3/4 - ( -4/7)

= 21 + 16 / 28

= 37/28

on dividing we get , 5/28 ÷ 37/28

= 5/28 × 28/37

= 5/37