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Consecutive Numbers

An investigation involving adding and subtracting sets of consecutive numbers. Lots to find out, lots to explore.

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Have You Got It?

Can you explain the strategy for winning this game with any target?

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Pair Sums

Five numbers added together in pairs produce: 0, 2, 4, 4, 6, 8, 9, 11, 13, 15 What are the five numbers?

Multiple Choice

Age 11 to 14 Short Challenge Level:

In a multiple choice exam, each candidate scores 4 points for every correct answer and loses 1 point for every incorrect answer.

Sarah answers all 100 questions and gets a score of 210 marks. How many questions did she answer correctly?

This problem is taken from 1000 Problems to Enjoy
You can find more short problems, arranged by curriculum topic, in our short problems collection.