Question

subtract the following 25/14-23/18

Answer 1

25/14-23/18
=25*18-23*14/14*18
=450-322/252
=128/252
=64/126
=32/63

hope it helps you

Answer 2

calculate LC.M.first .
2 |14,18
3 |7,9
3 |7,3
|7,1 least common multiple of 14 and 18=2×3×3×7 =126 . 25(9)/126-23(7)/126 =225-161/126 =64/126 = 32/63 . Hope it helps you...