Today’s Challenge
By using the four numbers 0.5, 2, 2 and 2 exactly once each, can you arrive at the target answer of 7 with the four arithmetical operations + – × ÷ available to use?
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 1st & 2nd rows of the playing board contain the following fourteen numbers:
2 8 9 14 15 17 22 28 40 48 55 63 64 72
From the list, find the sum of the multiples of 7.
Make 215 Challenge
Can you arrive at 215 by inserting 4, 10, 20 and 45 into the gaps below?
(◯×◯)÷◯–◯ = 215
Answers can be found here.
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