C.4
Factor Pairs
Q1 · Sep–NovList every pair of factors of numbers up to 200.
Level
Medium
Problems
Factor Pairs
Skill C.4 · Factors, multiples & primes · ★★☆ Medium · Quarter 1
- Name
- Date
Score/ 8
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List all the factor pairs.
Example
: , , , ,
Think: Try 1, 2, 3, … in order until the factors start to repeat: after comes .
- 1List all the factor pairs of 91.
- 2List all the factor pairs of 74.
- 3List all the factor pairs of 65.
- 4List all the factor pairs of 76.
- 5List all the factor pairs of 110.
- 6List all the factor pairs of 64.
- 7List all the factor pairs of 145.
- 8List all the factor pairs of 63.
Answer Key
C.4 Factor Pairs · ★★☆ Medium
- 1,
- 2,
- 3,
- 4, ,
- 5, , ,
- 6, , ,
- 7,
- 8, ,
C. Factors, multiples & primes11 skills
- C.1Divisibility Rules
- C.2Prime or Composite
- C.3List the Factors
- C.4Factor Pairs
- C.5Prime Factorization
- C.6Prime Factorization with Exponents
- C.7Greatest Common Factor
- C.8GCF of Three Numbers
- C.9Least Common Multiple
- C.10LCM of Three Numbers
- C.11GCF & LCM