Tag Archives: number

30 April 2012: 88 DAYS TO GO

Posted on April 30, 2012 by 7puzzle

With the London Olympic Games soon upon us, I will be setting a daily 7-number challenge as follows, but those 7 numbers will differ each day and the target answer will always be the number of days remaining to the … Continue reading →

Posted in Hard | Tagged , , , , , , , | 10 Comments

30 April 2012: KAKURO 30

Posted on April 30, 2012 by 7puzzle

The first ‘Easy’ number challenge is the sort of numerical thinking you have to do when trying to solve a Kakuro puzzle: Apart from 9+8+7+5+1, find FIVE other ways of making 30 when combining and adding together 5 unique digits … Continue reading →

Posted in Easy | Tagged , , , , , | 7 Comments

30 April 2012: POSSIBLE 2 5 6

Posted on April 30, 2012 by 7puzzle

This is a typical strategic calculation that has to be considered when playing my mathematically possible board game: Using 2 5 6 just once each, and with + – x ÷ available, which THREE target numbers from 20-29 is it possible … Continue reading →

Posted in Medium | Tagged , , , , , , | 4 Comments

29 April 2012: TARGET 24

Posted on April 29, 2012 by 7puzzle

Using the numbers 2 4 6 8 just once each, and with all four operations + – x ÷ available, show how you can reach the target number of 24.

Posted in Medium | Tagged , , , , , , | 4 Comments