Today’s Challenge
You must arrive at the target number of 24 by using four unique numbers from 10-19 and with + – × ÷ available to use; one such example is (15×12÷18)+14 = 24.
Can you derive another 4-number combination?
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 2nd & 7th rows contain the following fourteen numbers:
4 8 11 17 24 27 28 30 48 55 63 64 70 77
How many cube numbers are present?
Make 65 Challenge
Can you arrive at 65 by inserting 1, 5, 6 and 8 into the gaps on each line?
- (◯+◯–◯)×◯ = 65
- ◯×◯+(◯–◯)² = 65
- ◯²+(◯+◯)÷◯ = 65
- ◯²+◯–◯×◯ = 65
Answers can be found here.
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