DAY 349:

Today’s Challenge

. . . is similar in concept to our popular arithmetic and strategy board game, Mathematically Possible. Using the numbers 4, 4 and 8 once each, with + – × ÷ available, what is the lowest whole number it is not possible to achieve?

Got an answer? Why not leave a comment below or e-mail me at paul@7puzzle.com.

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 2nd & 3rd columns of the playing board contain the following fourteen numbers:

2    4    10    12    15    16    17    33    35    45    48    70    80    81

How many pairs of numbers have a sum of 50?

Make 349 Challenge

Can you arrive at 349 by inserting 6, 7, 8, 9 and 10 into the gaps below?

(◯²+◯²)׳√◯–(◯+◯) = 349

Answers can be found here.

Click Paul Godding for details of online math tuition. Wherever you are in the world, please get in touch.

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