Place value

There are 134 NRICH Mathematical resources connected to Place value
Skeleton
problem

Skeleton

Age
11 to 14
Challenge level
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Amazing as it may seem the three fives remaining in the following `skeleton' are sufficient to reconstruct the entire long division sum.

More Less is More
problem

More Less is More

Age
7 to 14
Challenge level
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In each of these games, you will need a little bit of luck, and your knowledge of place value to develop a winning strategy.
An Easy Way to Multiply by 10?
problem

An Easy Way to Multiply by 10?

Age
7 to 11
Challenge level
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Do you agree with Badger's statements? Is Badger's reasoning 'watertight'? Why or why not?
Napier's Bones
problem

Napier's Bones

Age
7 to 11
Challenge level
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The Scot, John Napier, invented these strips about 400 years ago to help calculate multiplication and division. Can you work out how to use Napier's bones to find the answer to these multiplications?
Football Sum
problem

Football Sum

Age
11 to 14
Challenge level
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Find the values of the nine letters in the sum: FOOT + BALL = GAME
Less is More
problem

Less is More

Age
7 to 11
Challenge level
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Use your knowledge of place value to try to win this game. How will you maximise your score?
Digit Addition
problem

Digit Addition

Age
5 to 11
Challenge level
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Try out this number trick. What happens with different starting numbers? What do you notice?
The Number Jumbler
problem

The Number Jumbler

Age
7 to 14
Challenge level
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The Number Jumbler can always work out your chosen symbol. Can you work out how?