Fractions
What is 5/8 + 1/8?
6/8=3/4
What is 17/10-3/10=?
14/10=1 4/10=1 2/5
Name these types of fractions
1/2, 1/6, 1/10, 1/25
Unit Fractions: Fractions with a numerator of 1.
List the factor pairs of 30.
1, 30
2, 15
3, 10
5, 6
12/24
1/2
Lindsay had 5/10 cup of flour in the mixing bowl. She added 2/10 cup of cocoa powder and 3/10 cup of sugar. What is the total amount of dry ingredients in the mixing bowl.
1 cup
Rick shared his bag of grapes with his friends. He gave 2/10 of the bag to Melissa and 4/10 of the bag to Ryan. What fraction of the bag of grapes does Rick have left?
Step 1: 4/10 +2/10=6/10
Step 2: 10/10-6/10= 4/10= 2/5 bag of grapes left
Name these fractions that are useful for estimating.
1/4, 1/3, 1/2, 2/3, and 3/4
Benchmark Fractions
Is this number prime or composite?
19
Prime
25/100
1/4
Decompose this mixed number into a sum of fractions, 13/4?
13/4= 4/4+ 3/4
Teresa gave away 8 baseball cards and has 4 baseball cards left. Write a subtraction problem to show the fraction of the baseball cards Teresa has left.
12/12- 8/12= 4/12= 1/4
Name this type of fraction
4 2/3
Mixed Number: A number that has a whole number part and a fraction part.
List the first 3 multiples of 11
11, 22, 33
6/8
4/5
In a class of 12 students , 8 students are boys. Write two equivalent fractions that tell which part of the class is boys.
8/12, 4/6, 2/3
Solve and simplify this fractional equation
80/100-40/100=?
80/100- 40/100= 40/100=4/10= 2/5
What is the name of a fraction whose numerator is larger than its denominator?
Improper Fraction
List 5 multiples of 7
7, 14, 21, 28, 35
9/12
3/4
Jayla did some of her chores in the morning. She did 3/12 of her chores in the evening. By the end of the day, she had completed 7/12 of her chores. What fraction of the chores c, did Jayla do in the morning?
C= 4/12
Solve each equation
1. 2 3/4- 1 3/4=
2. 2 7/10 + 1 9/10=
1. 1
2. 3 16/10= 4 6/10= 4 3/5
Decompose means.....
to break into parts
Write the factors of 30 that are also prime numbers
3, 5
100/1,000
1/10