SOLUTION:
6
9
10
¼ 6
27
30
2
2
3
¼ 2
20
30
4
7
30
No borrowing is necessary here.
When borrowing is necessary, take one away from the whole number
and add it to the fraction. For example,
8
3
5
¼ 8 þ
3
5
¼ 7 þ 1 þ
3
5
¼ 7 þ
5
5
þ
3
5
¼ 7
8
5
Another example:
11
4
9
¼ 11 þ
4
9
¼ 10 þ 1 þ
4
9
¼ 10 þ
9
9
þ
4
9
¼ 10
13
9
EXAMPLE:Subtract 7
1
4
3
5
8
:
SOLUTION:
7
1
4
¼ 7
2
8
¼ 6
10
8
3
5
8
¼ 3
5
8
¼ 3
5
8
3
5
8
To multiply or divide mixed numbers, change the mixed numbers to
improper fractions, and then multiply or divide as shown before.
EXAMPLE:Multiply 3
3
8
2
2
3
:
22 REFRESHER II Fractions