Lesson 5 1 mulitplying fractions
- 1. Name __________________________________ Date __________________
Mrs. Labuski & Mrs. Rooney Period________ Lesson 5-1 Multiplying Fractions
1 3= 3
1. Multiply the numerators
2 6
1 3= 3
2. Multiply the denominators
2 6 12
3 = 1
3. Reduce if necessary.
12 4
1 3 =
3 6
1
1 3
1. Cross reduce. =
3 6
1
1 1 1
2. Multiply the numerators =
1 6
1 1 1
3. Multiply the denominators =
1 6 6
1
4. Reduce if necessary.
6
You can cross reduce both ways, too.
1 2
3 8 = 2 = 1
4 12 4 2
1 4
- 3. Name __________________________________ Date __________________
Mrs. Labuski & Mrs. Rooney Period________ Lesson 5-1 Multiplying Fractions
1 3= 3
1. Multiply the numerators
2 6
1 3= 3
2. Multiply the denominators
2 6 12
3 = 1
3. Reduce if necessary.
12 4
1 3 =
3 6
1
1 3
1. Cross reduce. =
3 6
1
1 1 1
2. Multiply the numerators =
1 6
1 1 1
3. Multiply the denominators =
1 6 6
1
4. Reduce if necessary.
6
You can cross reduce both ways, too.
1 2
3 8 = 2 = 1
4 12 4 2
1 4