Prime and Composite
Multiples
Factors
Adding and Subtracting Fractions
Computation
100
Is 13 a prime or composite number?
Prime
100
List the first 5 multiples of 2.
2, 4, 6, 8, 10
100
List the factors of 12.
1, 2, 3, 4, 6, 12
100
Express answer in simplest form: 3/8 + 1/8
1/2
100
234 + 2155
2389
200
Which of the 4 numbers is prime: 4, 7, 9, or 10
7
200
List the first 3 multiples of 12.
12, 24, 36
200
List the factors of 24.
1, 2, 3, 4, 6, 8, 12, 24
200
Express answer in simplest form. 3/14 + 4/7
11/14
200
5012 - 3799 =
1213
300
Which of the 4 numbers is composite: 1, 4, 5, 13?
4
300
What is the least common multiple of 4 and 12?
12
300
What is the greatest common factor (GCF) of 20 and 16?
4
300
Express answer in simplest form. 3/20 + 4/5 =
19/20
300
456 x 23 =
10,488
400
List ALL the prime numbers from 1-20.
1, 2, 3, 5, 7, 11, 13, 17, 19
400
What is the least common multiple (LCM) of 4 and 5?
20
400
What is the greatest common factor of 20 and 35?
5
400
Express answer in simplest form. 9/11 - 3/4 =
3/44
400
6783 x 25 =
169,575
500
Demonstrate why 10 is a composite number.
10 is composite because its factors are: 1, 2, 5, and 10.
500
What is the least common multiple (LCM) of 7 and 9?
63
500
Use the greatest common factor (GCF) to simplify the fraction: 21/35
3/5 (GCF = 7)
500
Danika cut 2/3 of the lawn today. She cut 1/2 of the lawn in the afternoon. What fraction of the lawn did she cut in the morning?
1/6
500
2336 x 22 =
51,392
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