Fraction Rules

Multiplying Fractions

Multiplying Mixed Numbers

Dividing Fractions

How Well Do You Know Your Teacher?

100

What is a strategy to simplify fractions? What do we use?

Use multiplication facts or divide by least common factor.

100

2/3 * 4/5

8/15

100

1/2 * 5

1/10

100

What is the reciprocal of

11/8

8/11

100

What is Ms. Laura's dogs name?

Oscar

200

How do we change a whole number into a fraction?

Put a 1 in the denominator, or put it over 1.

200

3/5 * 7/8

21/40

200

5/6 * 3/10

1/2

200

1/8 -: 3

1/24

200

How many siblings does Ms. Laura have?

One

300

3 word phrase to help us with dividing fractions.

Keep - Change - Flip

300

4 * 7/8

7/2 or 3 1/2

300

1/3 * 1/4

1/12

300

6 -: 1/8

48

300

When is Ms. Laura's birthday?

October 21st

400

When dividing fractions, you are changing into ______________________ fractions?

multiplying

400

5/12 * 9

15/4 or 3 3/4

400

1/3 * 6/7

2/7

400

1/2 -: 5

1/10

400

What is Ms. Laura's favorite candy?

Reese's peanut butter cups

500

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.

500

2/9 * 3/8

1/12

500

2/3 * 1/4

1/6

500

1/12 -: 3

1/36

500

What year was Ms. Laura born?

1977