Level 1
Which of the following adds up to the greatest odd number? Give the answer in letter. (Eg a)
  1. 900 + 80 + 4
  2. 800 + 90 + 9
2 m
Level 2
Using all the digits 4, 3, 7 and 8 only once, write the smallest possible 4-digit odd number.
2 m
Level 2
How many 4 digit even number, between 5000 and 6000, can be formed using the number cards shown?
2 m
Level 2
Find the smallest 3-digit odd number and the greatest 3-digit even number.
2 m
Level 2
It is a 3-digit number. The digit in the ones place is the smallest odd number. The digit in the tens place has a value of 30. The digit in the hundreds place stands for 200. What is the 3-digit number?
3 m
Level 2
Using the digits , find the sum of the smallest 3-digit odd number and the largest 2-digit even number. Each digit can only be used once in each number.
4, 8, 7
3 m
Level 2
What is the difference between the largest odd number and the smallest even number in the given set?
3425, 5546, 5657, 8674, 1246
2 m
Level 2
An odd number is a multiple of 3 and a factor of 45. The number is greater than 10 but less than 20. What is the number?
4 m
Level 3
Find the possible value(s) of Y in ascending order if Y is a 2-digit odd number that is smaller than 30, a multiple of 3 and also a factor of 45.
4 m
Level 3
I am a 2-digit even number. I am a factor of 72 and also a multiple of 4. What number am I? Write the smallest number.
4 m