**The Main Challenge**

Using the numbers **0.1**, **0.6**, **3** and **7** once each, with + – × ÷ available, can you arrive at the target number of **7**?

**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 2nd & 6th rows of the playing board contain the following fourteen numbers:

5 8 12 17 18 20 28 33 48 49 55 56 63 64

What is the sum of the multiples of 8?

**T****he Factors Challenge**

Which of the following numbers, if any, are factors of **253**?

3 5 7 9 11 None of them

[ *Today’s Hint: A number is a multiple of 3 if its digits add up to a multiple of 3 *]

**The Mathematically Possible Challenge**

Based on our best-selling arithmetic board game.

Using **5**, **8** and **11 **once each, with + – × ÷ available, which are the only TWO numbers it is possible to make from the list below?

7 14 21 28 35 42 49 56 63 70

#*7TimesTable*

**The Target**** Challenge**

Can you arrive at **253** by inserting **3**, **5**, **7**, **9** and **11** into the gaps below?

- (◯–◯)²×(◯–◯)²–◯ = 253

**Answers **can be found **here**.

**Click Paul Godding for details of online maths tuition.**