Multiplication
What is the first step in multiplying fractions?
Numerator times Numerator.
What is 6/12 simplified?
1/2
14 x 1/6 = ?
14/6 = 2 2/6 = 2 1/3
1/3 + 1/3 =?
2/3
2/3 - 1/3?
1/3
1/2 × 9 = ?
4 1/2
What is 2/10 simplified?
1/5
3 x 3/4 = ?
9/4 = 2 1/4
3/6 + 3/12 = ?
9/12
14/20 - 3/5 = ?
1/10
What is the second step in multiplying fractions?
Denominator times Denominator.
What is 3/12 simplified?
1/4
5/12 x 4 = ?
20/12 = 1 8/12 = 1 2/3
7/12 + 8/12 + 4/36 = ?
1 13/36
1 5/7 - 1/2?
3/14
2/3 × 6 = ?
12/3 = 4
1/10
Jody has a 5-pound bag of potatoes. She uses 4/5 of the bag to make potato salad. How many ponds of potatoes does Jody use for the potato salad?
5 x 4/5 = 20/5 = 4 pounds
What do you do when your adding fractions with different denominators?
You convert it into a number that they are both a factor of.
What do you do when your subtracting fractions with different denominators?
Convert the denominators into a number that they are both a factor of, just like when your adding fractions.
Is multiplying wholes in fractions the same as multiplying regular numbers?
Yes.
What is 2/100 simplified?
1/50
Lucas lives 5/8 miles from school. Kenny lives twice as far as Lucas from school. How many miles does Kenny live from school?
5/8 x 2 = 10/8 = 1 2/10 = 1 1/5 miles
3 1/4 + 2 6/12?
5 9/12
2 3/4 - 1 11/12?
11/12