Adding and subtracting fractions with like denominators

Adding

100

2/8 + 3/8

5/8

200

8/35 - 6/35

2/35

300

3/16 + 4/16

7/16

400

57/102 +36/102

93/102

500

137/194 + 32/194

169/194

Adding Part 2

100

3/9 + 5/9

8/9

200

6/6 - 1/6

5/6

300

35/78 + 37/78

72/78

400

75/127 +27/127

102/127

500

62/198 + 72/198

134/198

Subtracting

100

8/9 - 3/9

5/9

200

7/9 - 4/9

3/9

300

35/67 -26/67

9/67

400

102/124 - 71/124

31/124

500

172/208 - 75/208

97/208

Subtracting Part 2

100

6/7 - 3/7

3/7

200

7/6 - 4/6

3/6 or 1/2

300

27/56 - 14/56

13/56

400

987/1099-25/1099

965/1099

500

203/215 - 87/215

116/215

Word Problems

100

Zahvaryan bought a special pack of coloring pencils to draw a picture. 10/16 of the coloring pencils have erasers on them and the remaining does not. What fraction of the coloring pencils do not have an eraser?

6/16

200

Windsler earned a pizza for reaching 60 iReady lessons. The pizza was cut into 8 even slices. He gave 4/8 of the pizza away. What fraction of the pizza did Windler have left? 

4/8

300

Paris read 1/4 of her favorite book on Wednesday and 2/4 of that same book yesterday. What fraction of the book is left for Paris to read?

1/4

400

Taj answered 9/11 of the questions correct on his GMAS Review Test! What fraction did Taj get incorrect?

2/11

500

Jeffery ate 6/13 of the doughnuts on the counter yesterday. His brother ate 3/13 this morning. His sister ate the remaining doughnuts. What fraction did Jeffery's sister eat?

4/13