DAY 196

Today’s Challenge

Here’s a 10-step number trail involving the four arithmetical operations, some 3-digit numbers, fractions and percentages.

Without using a calculator, start with the number 2, then:

  • add three hundred and eighty
  • 292
  • +106
  • 50%
  • 1/2 of this
  • multiply by nine
  • 1/3 of this
  • 7
  • divide by seven
  • +7

Got an answer? Leave a comment below or e-mail me at paul@7puzzle.com.

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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 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 half of the highest even number?

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Answers

. . . can be found when clicking this.

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