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? 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 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?

Make 196 Challenge

Can you arrive at 196 by inserting 5, 6, 8 and 9 into the gaps below?

(◯+◯)×(◯+◯) = 196

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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