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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

MEAP Preparation - Grade 5 Mathematics
1.69 Prime Factorization of Numbers up to 500 (WIZ Math)

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.
Q 1: What are the factors of the number: 339?
1x2x2x3x113
1x2x3x113
1x3x113
1x3x3x113

Q 2: What are the factors of the number: 247?
1x13x19
1x2x2x13x19
1x2x13x19
1x3x13x19

Q 3: What are the factors of the number: 147?
1x3x7x7
1x3x3x7x7
1x2x3x7x7
1x2x2x3x7x7

Q 4: What are the factors of the number: 12?
1x2x2x3x3
1x2x2x2x3
1x2x2x2x2x3
1x2x2x3

Q 5: What are the factors of the number: 138?
1x2x3x3x23
1x2x3x23
1x2x2x2x3x23
1x2x2x3x23

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