Fraction Addition and Subtraction
2/5 + 1/4
13/20
4 divided by 1/5
20
1/3 x 4/5
4/15
Ryan has a board that is 2 feet long. He cuts the whole board into pieces that are each 1/4 foot long. How many pieces does Ryan have?
8 pieces.
2 div 1/4
4 x 1/6
4/6 or 2/3
1/3 div 8
1/24
4/5 - 1/3
7/15
3 divided by 1/6
18
2/8 x 1/4
2/32 or 1/16
Toby spends 2/5 of his money on movie tickets. He spends 1/3 of the remaining money on popcorn. He has $8 left. How much money did Toby have to begin with?
Toby had $20 to begin with.
1/3 x 5
5/3 or 1(2/3)
2/5 div 3
2/15
3 - 1 1/2
1 1/2
10 divided by 1/3
30
3/4 x 2/3
6/12 or 1/2
A pizza shop sells 260 pizzas. 1/5 of the pizzas have mushrooms. 3/4 of the remaining pizzas have green peppers. The rest have pineapple. How many pizzas have pineapple?
52 pizzas have pineapple.
3 x 3/2
9/2 or 4(1/2)
2 1/4 div 3
3/4
2 5/6 + 3/4
3 14/24 or 3 7/12
6 divided by 1/4
24
1/10 x 1/2
1/20
Someone has 160 beads. They give away 2/5 of the beads. They use the remaining beads to make 6 identical necklaces. How many beads are on each necklace?
DAILY DOUBLE!!!!!!
( 3/5 × 160) ÷ 6 = 16
There are 16 beads on each necklace
2/7 x 4
8/7 or 1(1/7)
3/5 div 3/5
15/15 or 1
5 2/3 - 3 1/4
2 5/12
7 divided by 1/7
49
2/6 x 1/4
2/24 or 1/12
Jada spent 4/9 of her money on a toy. She gave 1/5 of what was left to a charity. She has $80 left. How much money did Jada have to start?
DAILY DOUBLE!!!!!!!!!!!
( 1/4 × 80) × 9 = 180
Jada had $180 to start
5/6 x 6
30/6 or 5
7/3 div 7/4
1 7/21 or 1 1/3