Multiplication and division

There are 238 NRICH Mathematical resources connected to Multiplication and division
Ordering cards
problem
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Ordering cards

Age
5 to 11
Challenge level
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This problem is designed to help children to learn, and to use, the two and three times tables.
Doing and undoing
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Doing and undoing

Age
5 to 11
Challenge level
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An investigation looking at doing and undoing mathematical operations focusing on doubling, halving, adding and subtracting.
Let us divide!
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Let us divide!

Age
7 to 11
Challenge level
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Look at different ways of dividing things. What do they mean? How might you show them in a picture, with things, with numbers and symbols?
Odd times Even
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Odd times even

Age
5 to 7
Challenge level
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This problem looks at how one example of your choice can show something about the general structure of multiplication.
Square subtraction
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Square subtraction

Age
7 to 11
Challenge level
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Look at what happens when you take a number, square it and subtract your answer. What kind of number do you get? Can you prove it?
So it's times!
problem
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So it's times!

Age
7 to 14
Challenge level
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How will you decide which way of flipping over and/or turning the grid will give you the highest total?

Method in multiplying madness?
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Method in multiplying madness?

Age
7 to 14
Challenge level
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Watch our videos of multiplication methods that you may not have met before. Can you make sense of them?
Jumping
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Jumping

Age
7 to 11
Challenge level
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After training hard, these two children have improved their results. Can you work out the length or height of their first jumps?

Super Shapes
problem
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Super shapes

Age
7 to 11
Challenge level
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The value of the circle changes in each of the following problems. Can you discover its value in each problem?

Trebling
problem
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Trebling

Age
7 to 11
Challenge level
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Can you replace the letters with numbers? Is there only one solution in each case?