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Brain Teasers

Week 18 - Thursday

#111

Week 18 - Thursday

Assume you are using a basic calculator and press the numbers in the order shown. Each question mark should be replaced with a mathematical sign. Plus, minus, multiply and divide can each be used once only. What are the highest and lowest numbers you can possibly score?

3 ? 8 ? 2 ? 5 ? 8 = ?

 

The answer to this puzzle will be revealed on 05.05.14

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Show Answer

27 using divide, minus, plus and multiply. Minus 21 using divide, plus, minus and multiply.