The Main Challenge
This unique Mathematically Possible question asks you to consider three different combinations of numbers by using each number just once and + – × ÷ available.
- 2 6 10
- 3 7 10
- 4 8 10
What is the ONLY target answer from 10-30 that can be made by ALL three combinations?
The 7puzzle Challenge
The playing board of the 7puzzle game is a 7-by-7 grid containing 49 different numbers, ranging from 2 up to 84.
The 5th & 6th columns contain the following fourteen numbers:
7 8 11 14 18 25 30 36 40 44 49 54 64 84
How many more square numbers are listed than cube numbers?
The Factors Challenge
Which of the numbers below are factors of 321?
3 5 7 9 11 13 None of them
The Mathematically Possible Challenge
Using 5, 6 and 12 once each, with + – × ÷ available, which FOUR numbers is it possible to make from the list below?
3 6 9 12 15 18 21 24 27 30
#3TimesTable
The Target Challenge
Can you arrive at 321 by inserting 1, 3, 4, 7 and 8 into the gaps below?
- (◯+◯)×◯×◯+◯ = 321
Answers can be found here.
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