Compare these factor totals

Exercise and reference answers

Questions

1. A

   HCF of 12 and 18

   B

   LCM of 12 and 18

   Higher value

   LCM of 12 and 18

2. A

   HCF of 96 and 404

   B

   HCF of 12 and 18

   Higher value

   HCF of 12 and 18

3. A

   HCF times LCM of 8 and 20

   B

   LCM of 12 and 18

   Higher value

   HCF times LCM of 8 and 20

4. A

   Product of 12 and 18

   B

   HCF times LCM of 8 and 20

   Higher value

   Product of 12 and 18

5. A

   Power of 2 in 140

   B

   Power of 5 in 140

   Higher value

   Power of 2 in 140

Instructions

Work out both sides, then tap whichever of the two numbers is the larger in each pair.

Explanation