**Today’s Challenge**

. . . is a tricky **5puzzle**-style question that’s a real mouth-watering prospect for the number puzzle enthusiast.

Using the numbers 1, 2, 3, 4 and 5 once each, with + – × ÷ available, it is possible to make the vast majority of numbers from 50-100.

For example, to arrive at 50 and 51, you could do:

- (4+3+2+1)×5 =
**50**, - [(4×3–2)×5]+1 =
**51**, and so on . . .

Continuing your calculations, what is the LOWEST number in the range 52-100 it is not possible to make.

**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 3rd & 6th columns of the playing board contain the following fourteen numbers:

4 7 12 15 17 30 35 36 40 49 54 64 80 81

How many square numbers are listed above?

**Make 327 Challenge**

Can you arrive at 327 by inserting 3, 5, 5, 7 and 7 into the gaps below?

◯×[(◯+◯)²–◯×◯] = 327

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

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