Mr Daniels Maths
Factors:Prime Factors,HCF and LCM

Set 1

Set 2

Set 3

Q1) Write 90 as a product of its prime factors. [ 2 x 32 x 5]

Q1) LCM of 33 and 15. [ 165 ]

Q1) HCF of 51,204 and 136. [ 17 ]

Q2) Write 32 as a product of its prime factors. [ 25]

Q2) LCM of 39 and 36. [ 468 ]

Q2) HCF of 161,46 and 23. [ 23 ]

Q3) Write 22 as a product of its prime factors. [ 2 x 11]

Q3) LCM of 18 and 33. [ 198 ]

Q3) HCF of 224,168 and 112. [ 56 ]

Q4) Write 95 as a product of its prime factors. [ 5 x 19]

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

Q4) Find the HCF 182 and 273. [ 91 ]

Q5) Write 68 as a product of its prime factors. [ 22 x 17]

Q5) LCM of 26 and 36. [ 468 ]

Q5) HCF of 168,273 and 105. [ 21 ]

Q6) Write 96 as a product of its prime factors. [ 25 x 3]

Q6) LCM of 20 and 34. [ 340 ]

Q6) HCF of 75,125 and 100. [ 25 ]

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

Q7) Find the HCF of 26 and 39. [ 13 ]

Q7) Find the HCF 182 and 52. [ 26 ]

Q8) Write 72 as a product of its prime factors. [ 23 x 32]

Q8) LCM of 38 and 6. [ 114 ]

Q8) HCF of 98,196 and 49. [ 49 ]

Q9) Write 24 as a product of its prime factors. [ 23 x 3]

Q9) LCM of 25 and 20. [ 100 ]

Q9) HCF of 288,160 and 112. [ 16 ]

Q10) Write 93 as a product of its prime factors. [ 3 x 31]

Q10) Find the HCF of 26 and 39. [ 13 ]

Q10) Find the HCF 105 and 273. [ 21 ]