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Calculating LCM & GCF - sir rhon

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Welcome Grade 5 pupils! Be Inspired :)

Finding the LCM and GCF

Students are asked to find the LCM & GCF of two numbers. *You are given 60-seconds only.
Applet generates random problem sets.

Question no. 1

It is the common multiple is a number that is a multiple of two or more numbers.

Select all that apply
  • A
  • B
Check my answer (3)

Question no. 2

It is the greatest factor that divides two numbers. 

Select all that apply
  • A
  • B
Check my answer (3)

Question no. 3

Is a special number because every number is a factor of it.

Select all that apply
  • A
  • B
Check my answer (3)