** The Main Challenge**

Your task is to arrive at the target answer of **7** by placing the numbers** 1**, **1.5**, **2** and **3** into the gaps on each line:

- (◯×◯)+◯+◯ = 7
- (◯+◯–◯)×◯ = 7
- ◯÷(◯–◯)+◯ = 7

**The**** 7puzzle Challenge**

The playing board of **the 7puzzle game** is a 7-by-7 grid of 49 different numbers, ranging from **2 **up to **84**.

The 2nd & 7th rows contain the following fourteen numbers:

4 8 11 17 24 27 28 30 48 55 63 64 70 77

From the list, which five different numbers have a sum of 100?

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

**The Mathematically Possible Challenge**

Using **3**, **7** and **9 **once each, with + – × ÷ available, which is the ONLY number it is possible to make from the list below?

80 81 82 83 84 85 86 87 88 89

#*NumbersIn80s*

**The Target**** Challenge**

Can you arrive at **274** by inserting **2**, **4**, **4**, **5** and **7** into the gaps below?

- (◯+◯+◯)²+(◯+◯)² = 274

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

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