**Today’s Challenge**

All of the following 3-digit numbers are divisible by 3, but only one is a also a multiple of 9. Which one is it?

237 276 303 336 495 528 582 660 744 771 888 939

[Note: Get in touch if you don’t know the quick trick to find this out.]

**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 5th & 6th rows of the playing board contain the following fourteen numbers:

5 6 7 12 16 18 20 21 33 49 50 56 81 84

What is the difference between the highest and lowest multiples of 7?

**Make 116 Challenge**

Can you arrive at 116 by inserting 2, 3, 4 and 9 into the gaps on each line?

- (◯×◯+◯)×◯ = 116
- ◯³+◯²+◯²–◯³ = 116
- ◯³×◯–(◯+◯) = 116

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

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