**The Main Challenge**

You have been given a starting number of **7**. Carry out the following 28 calculations to achieve the final answer. Will you have the stamina to get it right? Here we go!

Start with **7**, then:

+19 . . . one-half of this . . . +49 . . . 50% of this . . . +11 . . . ÷7 . . . **×**9 . . . subtract twenty-nine . . . ÷5 . . . **×**12 . . . one-third of this . . . add fourteen . . . subtract one . . . divide by three . . . –4 . . . **×**4 . . . subtract fourteen . . . +1 . . . ÷3 . . . add thirty-three . . . ÷2 . . . –2 . . . +3 . . . divide by two . . . plus four . . . multiply by 1 . . . –11 . . . **×**3 = **?**

What is your answer?

**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 7th column contains the following seven numbers:

5 9 24 28 32 50 66

Using these seven numbers exactly once each, with + – × ÷ available to use in your calculation, can you arrive at the target number of 100?

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

**The Mathematically Possible Challenge**

Using **4**, **8** and **12 **once each, with + – × ÷ available, which THREE numbers is it possible to make from the list below?

1 8 27 64 125 216

#*CubeNumbers*

**The Target Challenge**

Can you arrive at **364** by inserting **2**, **4**, **5**, **6** and **7** into the gaps below?

- (◯+◯+◯)×◯×◯ = 364

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

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