Number cubes – Guess the missing number
If you like figuring out number challenges then the daily puzzle for today should be right up your street.
Number challenges come in all shapes and sizes but we like the look of these number cubes. They combine the idea of a code and a mental arithmetic challenge in one puzzle.
What do number cubes involve?
It is simple take a look at the number cubes below and see if you can work out what the missing number should be.
If you get stuck you can find the answer below.
The missing number is 23. If you add the four numbers in each number cube the total is 33. Therefore you need to have all the numbers in the cube add up to 33 e.g. 12 + 8 + -10 + ? = 33 so ? = 23.