Percent of a number
10% of 40
4
80 is 25% of what number?
320
Fractions → Percents
3/10
30%
There are 3 cats and 6 dogs. What is the ratio of dogs to all animals?
6:9
Aidan went to Taco Bell. He bought 3 tacos for $4 each. He gave $20. How much change did he get back?
$8
30% of 90
27
60 is 20% of what number?
300
Fractions → Decimals
9/12
0.75
What is the Greatest Common factor of 9 and 27
9
Sienna went shopping with $100. She bought a shirt for $25, shoes for $18, and new makeup for $40. How much money did she have left?
$17
25% of 600
150
30 is 75% of what number?
40
Decimals → Percents
0.38
38%
Find the LCM of 14 and 21
42
The ratio of tomatoes to red apples is 2:5. If there are 20 tomatoes, how many red apples are there?
50 red apples
75% of 400
300
95 is 95% of what number?
100
Percents → Decimals
56%
.56
Find the unit rate:
Lisa walked 48 blocks in 3 hours. How many blocks did she walk in one hour?
16 blocks per hour
At the gym, Hillary swims every 6 days and runs every 4 days. If she did both activities today, in how many days will she do them together again on the same day?
Is this a GCF or an LCM problem?
LCM problem
15% of 40
6
10 is 40% of what number?
25
Percents → Fractions Simplified.
20%
1/5
352 / 4 =
88
Eighteen of the students in the school choir like to sing solos. These 18 students make up 25% of the choir. How many students are in the choir?
72 students