Question

Please help me also need help with this

Answer 1

4 4/5 - 3 2/5 =
4 - 3 = 1
4/5 - 2/5 = 2/5
answer is 1 2/5

5/8 + 2/3...common denominator is 24
15/24 + 16/24 = 31/24 = 1 7/24

6(18) + 12(24) = x (number of greeting cards sold)
108 + 288 = x
396 = x

Answer 2

1) 2 1/5
2) 1 3/10
3) 6x18+24x12=396
4) 5/9+7/9= 1 3/10