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Prime Numbers

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    Prime and composite numbers
  •   Study   Slideshow
  • List the factors of 55. State whether it is a prime or composite number?
    1,5,11,55. Composite Number
  •  20
  • What are the first five multiples of 15
    15,30,45,60,75
  •  15
  • Factors of 24
    1,2,3,4,6,8,12,24
  •  15
  • Numbers which have only 2 factors are called
    Prime numbers
  •  15
  • _____ is neither prime nor composite number
    Number 1
  •  15
  • _____ is the only even prime number
    Number 2
  •  15
  • List the prime between 70 - 80
    71, 73, 79
  •  15
  • List the prime numbers between 40 - 50
    41, 43, 47
  •  15
  • First four Multiples of 14
    14,28,42,56
  •  15
  • List the prime numbers between 10-20
    11, 13, 17, 19
  •  15
  • Prime or Composite : 31
    Prime
  •  15
  • Prime or Composite - 97
    Prime number
  •  15
  • Prime or Composite - 88
    Composite number
  •  15
  • Factors of 42
    1,2,3,6,7,14,42
  •  15
  • Prime or Composite: 19
    Prime Number
  •  15
  • Prime or composite : 91
    Composite number
  •  15