Today’s Challenge
Using the numbers 4, 5 and 6 once each, together with + – × ÷, find the THREE target numbers from the following list that it is NOT mathematically possible to make:
2 3 4 5 6 7 10 12 14 15 19 20 26 29 30
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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 3rd & 7th rows contain the following fourteen numbers:
4 11 13 24 25 27 30 36 42 45 66 70 77 80
What is the difference between the highest and lowest multiples of 7?
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Answers
. . . can be found when clicking this.
