Level 1
Multiples of 10
How many ______ apples are there?
  1. Write in numerals.
  2. Write in words.
2 m
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 2
When a number is divided by 2, the remainder is 1.
When the same number is divided by 3, the remainder is also 1.
What is the smallest possible number?
3 m
Level 2
When a number is divided by 2, the remainder is 1.
When the same number is divided by 3, the remainder is also 1.
What is the smallest possible number if the number is more than 10?
3 m