Add Fractions
2/3 + 1/4
11/12
4/5 - 1/2
3/10
5/6 • 1/2
5/12
1/3 divide 4/5
5/12
What is the top number of a fraction called?
the numerator
3/8 + 2/5
31/40
5/7 - 2/3
1/21
6/4 • 3/9
18/36
7/8 divide 9/10
70/72
What is the bottom number of a fraction called?
Denominator
4/7 + 1/9
43/63
11/12 - 1/5
43/60
1/12 • 11
11/12
1/4 divide 5
1/20
What is the rule for dividing fractions?
Keep Change Flip or KCF
2/9 + 4/11
58/99
8/9 - 3/4
5/36
3 • 2/11
6/11
2/9 divide 7
2/63
What is it called when you use division to make both numbers in your fraction smaller without changing the value?
Simplifying a fraction