Show:
Adding & Subtracting Fractions
Percents
Fraction of a Fraction
Dividing Fractions
Grab Bag
100
1/4 + 3/5
What is 5/20 + 12/20 = 17/20
100
4 out of 5 is this percent
What is 80%?
100
Two ways to find a fraction of a fraction are ______________.
What are using the "brownie pan" method and multiplying?
100
2/3 ÷ 3/5
What is 2/3 x 2/1 = 4/3 or 1 1/3
100
How many segments would you fill in if 31 out 89 people chose basketball as their favorite sport?
What is 35 (31 ÷ 89 = 0.348)?
200
Before you can add or subtract fractions you have to find this.
What is a common denominator?
200
You can change a fraction to a percent by doing this.
What is divide the numerator (top number) by the denominator (bottom number) and then move the decimal 2 places to the right?
200
2/3 of 3/5
What is 6/15 or 2/5?
200
4/5 ÷ 3/8
What is 4/5 x 8/3 = 32/15 or 2 2/15
200
If you know the number of people who voted for a candidate, you need to do this before you can make a pie chart for the data.
What is find the percent for each candidate?
300
1/6 + 3/4
What is 2/12 + 9/12 = 11/12 or 4/24 + 18/24 = 22/24
300
9/24 = _____ %
What is 37.5% or about 38%?
300
7/8 of 3/4
What is 21/32?
300
3/7 ÷ 2/9
What is 3/7 x 9/2 = 27/14 or 1 13/14
300
How many segments would you color on a pie chart if 12 out of 52 people chose blue as their favorite color?
What is 23 (12 ÷ 52 = 0.23)?
400
4/5 - 1/3
What is 12/15 - 5/15 = 7/15
400
21/38 = ____ %
What is 55%?
400
5/6 of 1/5 reduced to lowest terms
What is 1/6?
400
5/8 ÷ 2/3
What is 5/8 x 3/2 = 15/16
400
Name the major advantage of showing results in a table instead of a pie chart.
What is a table shows exact results?
500
9/10 - 3/4
What is 18/20 - 15/20 = 3/20
500
There are 240 students in the middle school. 32% of them are in band. About how many students are in band?
What is 76 (your estimate should be between 70 and 80)? 32 | 64 | 6 | 12 | 76 _______________________ 100 | 200 | 20 | 40 | 240
500
2/5 of 1/4 reduced to lowest terms
What is 1/10?
500
8/9 ÷ 3/4 written as a mixed number (not an improper fraction)
What is 8/9 x 4/3 = 32/27 = 1 5/27
500
Name the major advantage of showing results in a pie chart instead of a table.
What is you can compare groups of different sizes (such as different number of students in the class)?