Flip It
What do you get after you flip 4/5?
5/4
2/3 x 1/2
2/6 (or 1/3)
Find the lowest common denominator for 2 and 10
10
Can you add fractions with different denominators?
NO
(5/12)÷ (5/18)
90/60
What do you get after flipping 1/10
10/1 (or 10)
3/4 divided by 1/2
6/4
Find the lowest common denominator for 2 and 4
4
Can you subtract fractions with the same denominator?
YES
(3/7)÷(6/14)
42/42 (or 1)
3/4
4/3
4/6 x 3/4
12/24 (or 1/2)
Find the lowest common denominator for 4 and 5
20
Do you need to have the same denominator to multiply fractions?
NO
(1/3)÷(1/8)
8/3
6/8
8/6
4/5 plus 1/5
5/5 (or 1)
Find the lowest common denominator for 3 and 5
15
When you divide fractions, do you flip the 2nd fraction?
YES
16/21 ÷ 20/28
448/420
1/1
1
2/4 - 1/2
0
Find the lowest common denominator for 6 and 4
12
What do you do with the 3 in this problem...3 x 1/2?
Turn the 3 into a fraction by putting over 1.
11/12 ÷ 4/6
66/48