31/3-22/5

Answer 1

31/3-22/5 =

5x31/(5x3) -3x22/(3x5)=

(5x31 - 3x22)/15 =

(3x31 + 2x31 - 3x22)/15 =

(93 + 62 - 66)/15 =

(93 - 4)/15 =

89/15

Answer 2

Why can't you answer them?

Answer 3

Whoops, my mistake. I was looking in the wrong section.

Answer 4

3 3/1 - 2 2/5

Answer 5

3 1/3 - 2 2/5 =

3 - 2 + 1/3 - 2/5 =

1 + 1/3 - 2/5.

Now 1/3 - 2/5 =.....???