DAY 136:

Today’s Challenge

Can you arrive at the target number 55 by using the five numbers 1, 2, 3, 4 and 5 exactly once each and with + – ×  ÷ available?

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

What is the sum of the factors of 42?

Make 136 Challenge

Can you arrive at 136 by inserting 4, 6, 7 and 8 into the gaps on each line?

  •  (◯×◯–◯)×◯ = 136
  •  (◯+◯+◯)×◯ = 136

Answers can be found here.

Click Paul Godding for details of online maths tuition. Wherever you are in the world, please get in touch.

This entry was posted in 7puzzleblog.com. Bookmark the permalink.

Leave a Reply

Your email address will not be published. Required fields are marked *