100
3/4 - 1/4 =
2/4 or 1/2
100
2 or 4/2
1/2 divided by 1/4
200
2/4 + 2/8 =
3/4 or 6/8
200
5/8 - 3/8 =
2/8 or 1/4
200
2 or 6/3
1/3 divided by 1/6
300
1/7 + 4/14 =
3/7 or 6/14
300
12/18 + 4/18 =
6/18 or 1/3
300
1 or 8/8
2/8 divided by 1/4
400
2/10 x 4/10 =
8/100 or 2/25
400
4 or 24/6
4/6 divided by 1/6
500
22/44 + 12/44 =
34/44 or 17/22
500
12/24 x 2/3
24/72 or 1/3
500
3 or 90/30
6/15 divided by 2/15