The Main Challenge
When using the numbers 3, 3 and 4 once each, with + – × ÷ available, list the TEN target numbers from 1-30 that are mathematically possible to make?
The 7puzzle Challenge
The playing board of the 7puzzle game is a 7-by-7 grid of 49 different numbers, ranging from 2 up to 84.
The 4th & 7th rows contain the following fourteen numbers:
3 4 10 11 24 27 30 32 35 44 54 60 70 77
Which two numbers listed are the product of two different pairs of numbers on the list?
The Factors Challenge
The Mathematically Possible Challenge
Using 8, 10 and 12 once each, with + – × ÷ available, which are the THREE numbers it is possible to make from the list below?
6 12 18 24 30 36 42 48 54 60
#6TimesTable
The Target Challenge
Can you arrive at 290 in two different ways when inserting 10, 30, 50, 70 and 90 into the gaps below?
- (◯×◯÷◯)+◯–◯ = 290
Answers can be found here.
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