Adding & Subtracting Fractions
2 1/2 + 2 1/2
5
2 xx 2/3
4/3 or 1 1/3
Sally used 3/4 of a cup of sugar for her recipe. How much sugar does Sally need if she triples the recipe?
9/4 or 2 1/4
True or false?
4/10 = 40/100
True
.25
25/100 or 1/4
17/8 - 9/8
8/8 or 1
14 xx 1/7
14/7 or 2
Timmy at 1/3 of a pizza at lunch and then another 5/6 of a pizza for dinner. How much pizza did he eat in total?
7/6 or 1 1/6
16/5 = 3 ?/5
1
46/100
.46
1/10 + 3/100 + 6/10
73/100
6 xx 5/3
30/3 or 10
Simone caught a 6 3/4 inch fish. Teo caught a 9 1/4 inch fish. How much longer was Teo's fish?
2 2/4 or 2 1/2 or 10/4
4/3 = ?/27
36
.5
5/10 or 1/2
1 2/5 - 4/5
3/5
3 xx 12/3
36/3 or 9
Patty had 10 cookies. She gave each of her 8 friends 2/3 of a cookie. How many cookies does Patty have left?
14/3 or 4 2/3
?/8 = 6/16
3
2/100
.02
1/2 + 5/6
8/6 or 1 2/6 or 1 1/3
4 xx 1 1/2
12/2 or 6
Grandma's cookie recipe calls for 5/4 cups of flour. If she wants to make 7 batches, how much sugar does she need?
35/4 or 8 3/4
True or false?
2 xx 2/3 = 4 xx 1/3
True
1.05
1 5/100