Prime Numbers
Factors and Multiples
Double Digit X
Standard Algorithm for Division
Division
100
Is 15 a prime number?
No
100
List all the factors of 9.
1,9,3,3
100
Solve 20 x 80
1600
100
50/5
10
100
27/3
9
200
Is 17 a prime number?
Yes
200
What are the first five multiples of 5?
5, 10, 15, 20, 25
200
Solve 32 x 20
640
200
120/3
40
200
642/3
214
300
What is the only even prime number?
2
300
Is 4 a factor of 16 or a multiple of 16?
Factor
300
Solve 32 x 41
1312
300
2,346/4
586 r2
300
1,387/4
346 r3
400
Name all the prime numbers less than 10.
1, 2, 3, 5, 7
400
Name the 6th multiple of 8.
48
400
Solve 45 x 22
990
400
4,382/6
730 r2
400
6,428/3
2142 r2
500
Name a prime number greater than 100 but less than 200.
101, 103, 107, 109, 113, 127, 131, 137, 139, 149, 151, 157, 163, 167, 173, 179, 181, 191, 193, 197, 199
500
Name all the factor pairs of 32. Be sure to name the factors with their pair.
1,32, 2, 16, 4,8
500
Solve 65 x 48
3,120
500
62,435/9
6937 r2
500
27,391/7
3913
M
e
n
u