ADDING AND SUBTRACTING FRACTIONS AND MIXED NUMBERS

Add Subtract Fractions with Like Denominators

100

1/3 + 1/3 +1/3

3/3 or 1

200

3/10 + 5/10

8/10

300

5/18 + 2/18

7/18

400

11/12 - 2/12 

9/12

500

13/16 - 4/16

9/16

Decompose Fractions

100

Decompose 4/10 into a sum of unit fractions

1/10 +1/10 +1/10 +1/10

200

true or false:

5/7 can be written as 3/7 +2/7

true

300

true or false:

8/11 can be written as 7/11 +2/11

false

400

write 4/6 as a sum of TWO fractions

1/6 + 3/6 OR

2/6 + 2/6

500

write 7/11 as the sum of unit fractions

1/11 +1/11 +1/11 +1/11 + 1/11 +1/11 +1/11

Mixed Numbers to Improper Fractions

100

change 3 3/4 to an improper fraction

15/4

200

what is 17/6 as a mixed number?

2 5/6

300

change 13/3 to a mixed number

4 1/3

400

what is 5 2/4 as an improper fraction?

22/4

500

change 4 3/6 to an improper fraction

27/6

Adding Mixed Numbers

100

5 2/8 + 3 1/8

8 3/8

200

5 3/7 + 2 5/7

8 1/7

300

4 1/10 + 6 1/2

10 6/10

400

1 7/12 + 2 1/12

3 8/12

500

2 4/5 + 7 3/5

10 3/5

Subtracting Mixed Numbers

100

6 2/3 - 5 1/3

1 1/3

200

Tammy had 4 3/5 yards of ribbon.  She used 2 1/5 yards.  How much ribbon does she have left?

2 2/5 yards

300

Bill had 7 4/6 feet of track.  He used 6 3/6 feet to build a Hot Wheels track.  How much does he have left?

1 1/6 feet

400

6 - 2 4/5

3 1/5

500

7 - 3 2/6

3 4/6