Comparing and ordering numbers

There are 87 NRICH Mathematical resources connected to Comparing and ordering numbers
Number Lines in Disguise
problem
Favourite

Number lines in disguise

Age
7 to 14
Challenge level
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Some of the numbers have fallen off Becky's number line. Can you figure out what they were?
True or False?
problem

True or false?

Age
7 to 11
Challenge level
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Without doing lots of calculations, can you decide which of these number sentences are true? How do you know?
Sweetie Box
problem

Sweetie box

Age
5 to 11
Challenge level
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Max and Bryony both have a box of sweets. What do you know about the number of sweets they each have?
Truth or Lie
problem

Truth or lie

Age
7 to 11
Challenge level
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Take a look at the video of this trick. Can you perform it yourself? Why is this maths and not magic?
Unexpected Ordering
problem

Unexpected ordering

Age
5 to 7
Challenge level
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Watch the video of Fran re-ordering these number cards. What do you notice? Try it for yourself. What happens?
Matching Numbers for Two
problem

Matching numbers for two

Age
5 to 7
Challenge level
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Matching Numbers game for an adult and child. Can you remember where the cards are so you can choose two which match?
Nice or Nasty for Two
game

Nice or nasty for two

Some Games That May Be Nice or Nasty for an adult and child. Use your knowledge of place value to beat your opponent.
Magical Products
problem

Magical products

Age
11 to 14
Challenge level
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Can you place the nine cards onto a 3x3 grid such that every row, column and diagonal has a product of 1?
Who can be the winner?
problem

Who can be the winner?

Age
5 to 7
Challenge level
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Some children have been doing different tasks. Can you see who was the winner?