+, -, and simplify fractions

Front

3/9 + 4/9

Back

7/9

Front

Add 1/4 + 3/4

Back

1

Front

Back

1/6

Front

Back

3/8

Front

John did 3/8 of his homework. Kate did 6/8 of her homework. How much more of their homework did Kate do than John?

Back

3/8

Front

5/8 + 5/8

Back

10/8

Front

Simplify 8/16

Back

1/2

Front

Simplify 9/36

Back

1/4

Front

Simplify 15/20

Back

3/4

Front

Simplify        3/9

Back

1/3