DAY 34:

Today’s Challenge

Replace all 12 ◯’s in this addition-only MATHELONA puzzle with the following 12 numbers so that all four lines work out:

1    1    2    3    4    4    5    5    6    8    9    10

◯   +   ◯   =   ◯
◯   +   ◯   =   ◯
◯   +   ◯   =   ◯
◯   +   ◯   =   ◯

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 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

From the list, what is the sum of the even numbers?

Make 34 Challenge

Can you arrive at 34 by inserting 2, 3, 5 and 8 into the gaps on each line?

  •  ◯×+◯× = 34
  •  ◯×◯–◯× = 34
  •  (◯–×◯+ = 34

Answers can be found here.

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