DAY 27:

Today’s Challenge

Using each of the numbers 2, 2 and 5 exactly once each, with + – × ÷ available, can you find all nine numbers from 1-20 that are mathematically possible to make?

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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 up to 84.

The 3rd & 6th rows of the playing board contain the following fourteen numbers:

5     12     13     18     20     25     33     36     42     45     49     56     66     80

How many more even numbers than odd numbers are listed?

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Answers

. . . can be found when clicking this.

7puzzleblog

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