Fraction Rules
What is a strategy to simplify fractions? What do we use?
Use multiplication facts or divide by least common factor.
2/3 * 4/5
8/15
1/2 * 5
1/10
What is the reciprocal of
11/8
8/11
What is Ms. Laura's dogs name?
Oscar
How do we change a whole number into a fraction?
Put a 1 in the denominator, or put it over 1.
3/5 * 7/8
21/40
5/6 * 3/10
1/2
1/8 -: 3
1/24
How many siblings does Ms. Laura have?
One
3 word phrase to help us with dividing fractions.
Keep - Change - Flip
4 * 7/8
7/2 or 3 1/2
1/3 * 1/4
1/12
6 -: 1/8
48
When is Ms. Laura's birthday?
October 21st
When dividing fractions, you are changing into ______________________ fractions?
multiplying
5/12 * 9
15/4 or 3 3/4
1/3 * 6/7
2/7
1/2 -: 5
1/10
What is Ms. Laura's favorite candy?
What should you do first to mixed numbers when multiplying or dividing fractions?
Convert them to improper fractions.
Change them to improper fractions.
Make them improper fractionns.
2/9 * 3/8
1/12
2/3 * 1/4
1/6
1/12 -: 3
1/36
What year was Ms. Laura born?
1977