Adding Fractions
Find the sum of 7/10 + 4/6
41/30 or 1 11/30
82/60 or 1 22/60
8 4/6 - 2 1/5
8 20/30 - 2 6/30= 6 14/30
Elizabeth has two ribbons. One is 2 1/7 foot long, and the other is 3 1/3 foot long. How much total ribbon does Elizabeth have?
2 3/21 + 3 7/21= 5 9/21
Tell me three equivalent fractions to 1/2
2/4
3/6
4/8
etc.
10 1/5 + 2 1/10
10 2/10 + 2 1/10
12 3/10
Tristan had 1/4 pound of grapes at home. He went to the store and bought 3/8 pound of grapes. How many pounds of grapes does Tristan have now?
5/8
10 1/5 - 4 3/7
10 7/35- 4 15/35 = 9 42/35 - 4 15/35=
5 27/35
Lanie had 5 2/3 yards of fabric. She used 2 2/5 to make a blouse. How much fabric was left?
5 10/15 - 2 6/15= 3 4/15
What is the best estimate for 2 8/9 + 1/8
3 + 0=3
1 1/2 + 2 3/4
1 1/2 + 2 3/4=
1 2/4 + 2 3/4=
3 5/4=
3+ 1 1/4=
4 1/4
Find the sum of 3/8 + 1/2
7/8
4 2/4 - 2 1/3
4 6/12 - 2 4/12= 2 2/12
On Saturday, Rodney sold 2 1/8 gallons of lemonade. Cleo sold 1/3 as much lemonade. How much lemonade did Cleo sell?
2 3/24 - 8/24= 1 27/24- 8/24=
1 19/24
What is a common denominator for 1/4 and 3/5
20, 40, 60, 80, etc.
12 1/4 + 1 1/6
12 1/4 + 1 1/6
12 3/12 + 1 2/12
13 5/12
1/4 + 1/6
6/24+ 4/24=10/24
3/12 + 2/12= 5/12
3 1/4 - 1 6/8
3 2/8 - 1 6/8= 2 10/8 - 1 6/8=
1 4/8
1 1/2
Hugo made a triangle pendant with all three sides the same length, 1 3/9 in. What is the perimeter of the triangle?
1 3/9 + 1 3/9+ 1 3/9=3 9/9= 4
Write a pair of equivalent fractions for 3/9 and 1/7
21/63 and 9/63
14 1/7 + 3/9
14 1/7 + 10 3/9
14 9/63 + 10 21/63
24 30/63
Find the sum of 1/8 and 15/16
17/16 or 1 2/16
(5 1/3 + 2 1/2) - 6 4/6
5 2/6 + 2 3/6= 7 5/6
7 5/6 - 6 4/6= 1 1/6
A) Ellie is making granola bars. For one batch of bars, the recipe requires 1 1/3 cups of rolled oats, and ½ cup raisins. What is the combined amount, in cups, of rolled oats and raisins that is used in one batch of granola bars?
B) Ellie has ¾ cups of oats and raisins. Using A how much more will she need in cups to make her granola bars?
A) 1 2/6 + 3/6= 1 5/6
B) 1 20/24- 18/24= 1 2/24 or 1 1/12
Find three common denominators for 1/3 and 2/5
15, 30, 45, 60, etc
(5 1/2- 3 4/12) + 6 2/6
(5 1/2 - 3 4/12) + 6 2/6
(5 6/12 - 3 4/12) + 6 4/12
(2 2/12) + 6 4/12
8 6/12
8 1/2