Mr Daniels Maths
Factors:Prime Factors,HCF and LCM

Set 1

Set 2

Set 3

Q1) Write 46 as a product of its prime factors. [ 2 x 23]

Q1) LCM of 30 and 38. [ 570 ]

Q1) Find the HCF 161 and 92. [ 23 ]

Q2) Write 96 as a product of its prime factors. [ 25 x 3]

Q2) Find the HCF of 22 and 33. [ 11 ]

Q2) Find the HCF 119 and 136. [ 17 ]

Q3) Write 52 as a product of its prime factors. [ 22 x 13]

Q3) Find the HCF of 26 and 39. [ 13 ]

Q3) HCF of 222,185 and 74. [ 37 ]

Q4) Write 20 as a product of its prime factors. [ 22 x 5]

Q4) Find the HCF of 24 and 36. [ 12 ]

Q4) HCF of 234,156 and 130. [ 26 ]

Q5) Write 58 as a product of its prime factors. [ 2 x 29]

Q5) LCM of 22 and 10. [ 110 ]

Q5) Find the LCM of 15,12 and 5. [ 60 ]

Q6) Write 33 as a product of its prime factors. [ 3 x 11]

Q6) LCM of 24 and 27. [ 216 ]

Q6) HCF of 48,72 and 24. [ 24 ]

Q7) Write 9 as a product of its prime factors. [ 32]

Q7) LCM of 21 and 39. [ 273 ]

Q7) Find the LCM of 60,24 and 12. [ 120 ]

Q8) Write 95 as a product of its prime factors. [ 5 x 19]

Q8) LCM of 27 and 24. [ 216 ]

Q8) Find the LCM of 12,28 and 8. [ 168 ]

Q9) Write 55 as a product of its prime factors. [ 5 x 11]

Q9) LCM of 22 and 38. [ 418 ]

Q9) Find the LCM of 30,36 and 12. [ 180 ]

Q10) Write 50 as a product of its prime factors. [ 2 x 52]

Q10) LCM of 9 and 33. [ 99 ]

Q10) Find the LCM of 40,60 and 20. [ 120 ]