Today’s Challenge
. . . is to arrive at the target number of 20 by adding together five numbers. You are limited to using digits 1 to 5 but these can be used any number of times in each calculation.
One way of making 20 is 4+4+4+4+4 (you can write your answer as 44444 to save time). Can you list the FIVE other ways in this 5puzzle challenge?
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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 & 7th rows of the playing board contain the following fourteen numbers:
4 6 7 11 16 21 24 27 30 50 70 77 81 84
What is the sum of the multiples of 7?
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Answers
. . . can be found when clicking this.
