# DAY 6:

Today’s Challenge

. . . is a Kakuro-type puzzle.  Apart from 98751 (or 9+8+7+5+1), there are FIVE other ways of making 30 when combining and adding together five unique digits from 1-9.  Can you list those five combinations?

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 3rd & 4th rows of the playing board contain the following fourteen numbers:

3   10   13   25   32   35   36   42   44   45   54   60   66   80

List FOUR different numbers that have a sum of 100.

Make 6 Challenge

Can you arrive at 6 by inserting 1, 2, 3 and 4 into the gaps on each line?

•  ◯÷◯++◯ = 6
•  (×)÷(×) = 6
•  (÷◯–◯)×◯ = 6
•  (²+²–◯²)÷◯² = 6

Answers can be found here.

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

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### 2 Responses to DAY 6:

1. Swity says:

4÷2+3+1=6
4×3÷2×1=6
3+4÷4-1=6
4÷1-2×3=6

• 7puzzle says:

Good effort Swity.

These are the answers:
4÷2+3+1=6
(4×3)÷(2×1)=6
(4÷1–2)×3=6
(4²+3²–1²)÷2²=6

Paul.