DAY 304:

Today’s Challenge

One to test your basic adding skills.  What is the total of all twenty-two separate digits when listing all whole numbers from 10-20 inclusive?

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 6th & 7th rows of the playing board contain the following fourteen numbers:

4    5    11    12    18    20    24    27    30    33    49    56    70    77

What is the difference between the two square numbers?

Make 304 Challenge

Can you arrive at 304 by inserting 1, 2, 3, 4 and 5 into the gaps below?

◯⁵+◯⁴+◯³+◯–◯–7 = 304

Answers can be found here.

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