Prime Factorization
GCD
LCM
Improper Fractions & Mixed Numbers
Decimals and Ordering Numbers
100
Is 79 a prime or composite number?
79 is a prime number
100
What is the GCD of 12 and 15?
3
100
Find LCM of 10 and 15
30
100
Simply 8/20
2/5
100
Change 3/4 into a decimal
0.75
200
What is the prime factorization of 42?
2 x 3 x 7
200
What is the GCD of 36 and 100?
4
200
What is the LCM of 18 and 30?
90
200
What is 21/4 as a mixed number?
5 1/4
200
Change 0.25 into a fraction (in simplest form)
1/4
300
What is the prime factorization of 255?
3 x 5 x 17
300
What is the GCD of 28, 44, 64?
4
300
Find the LCM of 3, 5, 8, and 10
120
300
What is 7 3/8 as an improper fraction?
59/8
300
Which is bigger? 12/25 or 0.49?
0.49 > 12/25
400
What is the prime factorization of 144?
2^4 x 3^2
400
Mr. Lo has 42 jolly ranchers and 70 gummy bears. If he wanted to give out ALL his candy in an equal amount, how many students can he give candy to?
7 students
400
Robert plays basketball once every 2 days. Katherine does yoga once every 7 days. If they both exercise on the same day, in how many days will they exercise on the same day again?
In 14 days
400
Change 25 3/4 into an improper fraction
103/4
400
List the following from least to greatest: 11/13, 5/9, 7/8
5/9, 11/13, 7/8
500
What is the composite number for 2^3 x 3^2 x 5?
360
500
There are 60 boys and 76 girls for the assembly. If the teachers want the same number of boys and girls per row, what is the maximum number of rows the students can form?
4 rows
500
Mr. Lo runs a lap around the track once every 120 seconds. Mr. Sickler runs a lap around the track once every 90 seconds. If they both start at the starting line, how long will it take for them to run into each other at the starting line?
After 360 seconds or 6 minutes
500
Change 49/9 into a mixed number
5 4/9
500
21 out of 24 marbles are red. What is the decimal for red marbles?
0.875
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