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Grade: 7,    Subject: Math,    Topic: Prime Factorization
Question 1:
Which shows the prime factorization of 90?

2×2×3×52×3×5×5

3×3×3×52×3×3×5
 
Question 2:
The prime factorization of 125 is _______.

3 × 5 × 5 × 55 × 5 × 5

3 × 2 × 5 × 53 × 3 × 7 × 5
 
Question 3:
Which is a prime number?

9164

5079
 
Question 4:
Which is NOT a prime number?

443149

4919
 
Question 5:
Which is a composite number?

29121

53101
 
Question 6:
Which shows the prime factorization of 147?

3×7×73×3×7

3×5×63×5×7
 
Question 7:
Find the prime factorization of 420.

2×2×2×5×72×5×5×5×7

2×2×3×3×72×2×3×5×7
 
Question 8:
Find the prime factorization of 1029.

2 × 3 × 3 × 73 × 7 × 7× 7

2 × 2 × 5 × 7 × 13 2 × 2 × 3 × 7 × 11
 
Question 9:
Which shows the prime factorization of 1,242?

2 ×32×232 ×33×21

2 ×33×232 ×53×11
 
Question 10:
Which shows the prime factorization of 225?

3 × 3 × 3 × 5 × 52 × 3 × 5 × 6

3 × 3 × 5 × 59 × 5 × 5
 
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