You may also like

Consecutive Numbers

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

Have You Got It?

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

Counting Factors

Is there an efficient way to work out how many factors a large number has?

Hot Dogs

Age 11 to 14 Short
Challenge Level
A hot dog lover ate 60 hot dogs over an 8-day period.

Every day, she ate one more hot dog than she had eaten the day before.

How many hot dogs did she eat on the first day?

This problem is adapted from the World Mathematics Championships
You can find more short problems, arranged by curriculum topic, in our short problems collection.