Prime and Composite
Factors
Multiples
Squares and Cubes
Prime and Composite
100
Determine if 649 is prime or composite
COMPOSITE (divisible by 11)
100
True or False? If 3 and 5 are factors of a number then 15 is a factor of the number.
TRUE
100
True or False? If 246 is a multiple of a number, then 123 is a multiple of the number.
False
100
What is the square root of 1296
36
100

What is the smallest prime number?

2

200
Find the smallest number that has 2, 5, and 7 as its prime factors.
70
200
Find the factors of 60
1,2,3,4,5,6,10,12,15,20,30,60
200
list the first six multiples of 13
13,26,39,52,65,78
200
What is the cubed root of 729?
9
200

What are the prime factors of 28?

2 and 7

300
Find the prime factorization of the greatest three digit number
What is 3*3*3*37
300
Find the GCF of 12, 40 and 45
1
300
Find the LCM of 12, 40 and 45
360
300
What is the square root of 1521?
39
300

What is the product of the smallest two-digit prime number and the largest single-digit prime number?

11 * 7 = 77

400
Find the prime factorization of 150*60 and give your answer in exponential notation.
2^3*3^2*5^3
400
Find the GCF of 245 and 392
49
400
Find the LCM of 105 and 150
1,050
400
Find the cubed root of 91125
45
400

Find the smallest prime number that is greater than 50.

53

500
Find the prime factorization of 5,040 and give your answer in exponential notation.
2^4*3^2*5*7
500
A rectangular board measures 630cm by 396cm. It is divided into small squares of equal size. What is the largest possible length of the side of a square? What is the least total number of squares?
18cm 770
500
A bell rings every 25 mins while another bell rings every 40 mins. If the bells rang together at 6:00AM at what time will they next ring together?
9:20AM
500
The area of a square is 2^6*5^2*7^4, Find the length of a side of the square. Write your answer in standard form.
1,960
500

I am a three-digit number. I am prime, and the sum of my digits is 10. What number am I?

109 or 307

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