Vocabulary
True or False: A fraction represents part of a whole.
True
2/8 + 3/8 =
5/8
2/5 x 1/3
2/15
1/2 divided by 3/5 =
5/6
Maria baked 2/5 of a cake in the morning and 1/5 of a cake in the afternoon. How much cake did she bake in total?
3/5 of a cake
In a fraction, the top number is called the ___
Numerator
6/10 - 2/10 =
4/10 or 2/5
4/7 x 9/8 =
36/56
2/3 divided by 5/6
12/15 or 4/5
Sarah has 3/4 of a chocolate bar. She eats 1/2 of it. How much of the chocolate bar does Sarah have left?
1/4 of a chocolate bar
In a fraction, the bottom number is called the ___
Denominator
1/5 + 1/6 =
11/30
25/40 x 12/15 =
300/600 or 1/2
5/12 divided by 3/4
20/36 or 5/9
You drank 2/3 of a bottle of water each day for 3 days. How much water did you drink in total?
(remember you can turn any number into a fraction by placing a 1 under it ex: 2/1)
2 bottles
When calculating the "easiest common denominator", what do you multiply each fraction by?
The opposite denominators
5/10 + 2/5 =
9/10 or an equivalent fraction
(did you multiply 2/5 x 2 to get the common denominator of 10, or did you use the easiest common denominator method? Both are correct)
345/500 x 36/38 =
12,420/19,000
or 621/950 simplified when divided by 20
16/18 divided by 10/12
192/180
A group of 5 friends shared 3 pizzas equally. How much pizza did each person get?
3/5 of a pizza
What is the reciprocal of 1/2
2/1
135/200 - 25/55 =
2425/11,000
or divide by 25 to get 97/440 simplified
68/99 x 543/926 =
36,924/91,674
or 6,154/15,279 simplified when divided by 6
125/457 divided by 32/98
12,250/14,624
or 6,125/7,312 simplified
A piece of ribbon is 2 1/2 feet long. You need 4 pieces of the same length. How much ribbon do you need in total?
10 feet