Adding and Subtracting Fractions

Add Frac like Denominators

100

2/8 + 3/8

5/8

200

1/3 + 2/3

3/3 or 1

300

5/12 + 3/12

8/12 or 2/3

400

2/9 + 1/9

3/9 or 1/3

500

1 1/2 + 1 1/2

3

Add Frac unlike Denominators

100

2/3 + 1/9

7/9

200

1/2 + 2/5

9/10

300

1/6 + 1/4

10/24 or 5/12

400

1 1/2 + 2 3/10

3 8/10 or 3 4/5

500

2 1/3 + 3 1/6

5 3/6 or 5 1/2 

Sub Frac like Denominators

100

4/5 - 1/5

3/5

200

5/9 - 2/9

3/9 or 1/3

300

6/7 - 4/7

2/7

400

1 5/6 - 1/6

1 4/6 or 1 2/3

500

1  3/4 - 1 1/4

2/4 or 1/2

Sub Frac unlike Denominators

100

9/10 - 3/5

3/10

200

6/7 - 1/2

5/14

300

7/8 - 2/3

5/24

400

1 5/6 - 1/3

1 2/6 or 1 1/3

500

1 1/2 - 1 2/5

1/10

BMS Trivia

100

Like does BMS stand for?

Buchanan Middle School

200

What is Ms. Lee's dogs name?

Rosco

300

What is Ms. Young's name on the News?

DJ Book Queen

400

What is our last day of school?

June 16

500

What is the 7th grade Math teachers name?

Mrs. Carlsen