Question

questions number 2 with solution

Answer 1

now solve this yourself

Answer 2

3/8 -5/6 +3/7 =3×6×7 - 5×8×7 +3×6×8 /8×6×7
=126-280 + 144/8×6×7
=270-280/8×6×7
=-10/336
2 - 10/336 =1 326/336