Subtracting Fractions
2/3 - 2/5
4/15
5/6 + 1/4
1 1/12
4/5 x 1/5
9 divided by 1/8
72
Rule: y is twice as much as x
y=2 x=?
0
5/7 - 2/3
1/21
1/2 + 1/5
7/10
3/4 x 1/2
3/8
4 divided by 1/8
32
Rule: Triple x
x=6 y=?
18
2 - 1 5/8
3/8
1 3/9 + 6 1/2
7 15/18 or 7 5/6
3/5 x 2/5
6/25
1/5 divided by 2
1/10
Rule: Triple x and then add 1
y=37 x=?
12
3 1/7 - 6/12
2 9/14
1 + 4 1/3
5 1/3
36 x 1/60 Simpliest form
3/5
1/3 divided by 3
1/9
Rule: Multiply by 2 then add 2
X=4 y=?
x= 7 y=?
10
16
3 3/6 - 3 3/7
1/14
3 3/5 + 3 1/3
6 14/15
5/6 x 12
10
1/6 divided by 1/7
7/6, which equals 1 1/6
Rule: Halve x and then add 1 1/2
x=2 y=?
2 1/2