Mr Daniels Maths
Factors:Prime Factors,HCF and LCM

Set 1

Set 2

Set 3

Q1) Write 94 as a product of its prime factors. [ 2 x 47]

Q1) LCM of 32 and 22. [ 352 ]

Q1) Find the HCF 180 and 150. [ 30 ]

Q2) Write 77 as a product of its prime factors. [ 7 x 11]

Q2) Find the HCF of 24 and 36. [ 12 ]

Q2) HCF of 192,48 and 16. [ 16 ]

Q3) Write 4 as a product of its prime factors. [ 22]

Q3) LCM of 32 and 36. [ 288 ]

Q3) Find the LCM of 21,7 and 12. [ 84 ]

Q4) Write 25 as a product of its prime factors. [ 52]

Q4) Find the HCF of 22 and 33. [ 11 ]

Q4) HCF of 176,192 and 160. [ 16 ]

Q5) Write 24 as a product of its prime factors. [ 23 x 3]

Q5) LCM of 16 and 18. [ 144 ]

Q5) Find the LCM of 14,21 and 9. [ 126 ]

Q6) Write 66 as a product of its prime factors. [ 2 x 3 x 11]

Q6) LCM of 10 and 22. [ 110 ]

Q6) Find the HCF 187 and 204. [ 17 ]

Q7) Write 14 as a product of its prime factors. [ 2 x 7]

Q7) LCM of 12 and 32. [ 96 ]

Q7) Find the HCF 231 and 147. [ 21 ]

Q8) Write 42 as a product of its prime factors. [ 2 x 3 x 7]

Q8) LCM of 35 and 40. [ 280 ]

Q8) Find the HCF 108 and 126. [ 18 ]

Q9) Write 9 as a product of its prime factors. [ 32]

Q9) LCM of 27 and 33. [ 297 ]

Q9) Find the LCM of 36,30 and 18. [ 180 ]

Q10) Write 21 as a product of its prime factors. [ 3 x 7]

Q10) LCM of 36 and 27. [ 108 ]

Q10) Find the LCM of 28,24 and 7. [ 168 ]