Simplify: 8 / 12
2/3
Find the LCM for: 4 and 5
4: 4, 8, 12, 16, 20
5: 5, 10, 15, 20
LCM: 20
Name an equivalent fraction for: 1/2
2/4 , 4/8
ADD: 1/2 + 1/4
3/4
SUBTRACT: 8/10 - 2/10
6/10 = 3/5
Simplify: 9/12
3/4
Find the GCF for: 8 and 12 How can you simplify 8/12?
8: 1, 2, 4, 8
12: 1, 2, 3, 4, 6, 12
GCF: 4 Simplify: 2/3
Are 4/12 & 1/3 equivalent?
YES!
ADD: 6/9 + 1/3
9/9 = 1 whole!
SUBTRACT: 4/12 - 1/6
2/12 = 1/6
Simplify: 15/25
3/5
Find the GCF for: 6 and 18? How can you simplify 6/18?
6: 1, 2, 3, 6
18: 1, 2, 3, 6, 9, 18
GCF: 6 Simplify: 1/3
ADD: 5/10 + 2/10
7/10
SUBTRACT: 7/8 - 2/4
3/8
Simplify: 2/4
1/2
Find the LCM for: 6 and 5
6: 6, 12, 18, 24, 30
5: 5, 10, 15, 20, 25, 30
LCM: 30
Are 5/10 and 2/5 equivalent?
NO!
ADD: 1/6 + 2/3
5/6
SUBTRACT: 2/3 - 3/18
9/18 = 1/2
Simplify: 3/4
It is already in simplest form!
Find the LCM for: 3 and 8. Then rename the fractions: 1/3 & 6/8
3: 3, 6, 9, 12, 15, 18, 21, 24
8: 8, 16, 24
LCM: 24 Renamed Fractions: 8/24 & 18/24
Name an equivalent fraction for: 5/15
1/3, 10/30
ADD: 4/5 + 2/10
10/10 = 1 whole
SUBTRACT: 12/16 - 3/16
9/16