Level 1
Find the following values without a calculator.
  1. First multiple of 9
  2. Second multiple of 9
  3. Lowest factor of 9
  4. Highest factor of 9
2 m
Level 1
Find the following values without a calculator.
For 2 and 3,
  1. First common multiple
  2. Lowest common multiple
  3. Third common multiple
  4. Highest common factor
2 m
Level 3
Some stickers are in a packet.
If Adam puts them into groups of 7, there are 2 stickers left.
If Adam puts them into groups of 8, there are 6 stickers left.
Find the smallest possible number of stickers in a packet.
4 m
Level 3
Some stickers are in a packet.
If Adam puts them into groups of 7, there are 5 stickers short.
If Adam puts them into groups of 8, there are 2 stickers short.
Find the smallest possible number of stickers in a packet.
4 m
Level 3
Some stickers are in a packet.
If Adam puts them into groups of 7, there is 1 sticker short.
If Adam puts them into groups of 5, there are 3 stickers left.
Find the smallest possible number of stickers in a packet.
3 m