Question

1 1/48 × 2 2/5 -(9 1/6 ×4/15 +2 5/9 ) ×2/5

Answer 1

1 1/48•2 2/5-(9 1/6•4/15+2 5/9)•2/5=
9/20

1)9 1/6•4/15=55/6•4/15=22/9=2 4/9
2)2 4/9+2 5/9=5
3)1 1/48•2 2/5=49/48•12/5=49/20=
2 9/20
4)5•2/5=2
5)2 9/20-2=9/20