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MEAP Preparation - Grade 5 Mathematics
1.24 Prime Factorization of Numbers up to 500

Method:
  1. Factorize the given number.
  2. The factors chosen need to be a prime number.
Example: Find the prime factors of 144.
  1. Factorise 144.
  2. 144 = 12 x 12
  3. 12 can be written as 4 x 3.
  4. 4 can be written as 2x2.
  5. Hence 144 is 2x2x3x2x2x3.
Answer: 2x2x3x2x2x3


Directions: Find the prime factors of the following. Also write at least ten examples of your own.

Name: ___________________

Date:___________________

MEAP Preparation - Grade 5 Mathematics
1.24 Prime Factorization of Numbers up to 500

Q 1: What are the factors of the number: 65?
1x3x5x13
1x5x13
1x2x2x5x13
1x2x5x13

Q 2: What are the factors of the number: 3?
1x2x3
1x3x3
1x3
1x2x2x3

Q 3: What are the factors of the number: 9?
1x3x3
1x2x2x3x3
1x2x3x3
1x3x3x3

Q 4: What are the factors of the number: 100?
1x2x2x2x2x5x5
1x2x2x3x5x5
1x2x2x5x5
1x2x2x2x5x5

Q 5: What are the factors of the number: 142?
1x2x71
1x2x3x71
1x2x2x2x71
1x2x2x71

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Question 7: This question is available to subscribers only!

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