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### Number and algebra

### Geometry and measure

### Probability and statistics

### Working mathematically

### For younger learners

### Advanced mathematics

# Multiplication and Division KS2

### One Wasn't Square

### All the Digits

### Cycling Squares

### Trebling

### Multiplication Square Jigsaw

### Shape Times Shape

### What Do You Need?

### Three Dice

### How Do You Do It?

### Table Patterns Go Wild!Live

### Journeys in Numberland

### Ordering Cards

### Let Us Divide!

### Pebbles

### Sweets in a Box

### Round and Round the Circle

### Highest and Lowest

### Zios and Zepts

### Abundant Numbers

### Make 100

### Flashing Lights

### The Moons of Vuvv

### Mystery Matrix

### Four Goodness Sake

### Multiplication Squares

### Factor Lines

### Two Primes Make One Square

### Cubes Within Cubes

### Remainders

### Which Is Quicker?

### A Square of Numbers

### Odd Squares

### Up and Down Staircases

### Carrying Cards

### An Easy Way to Multiply by 10?

### Multiples Grid

### Factors and Multiples Game

### Music to My Ears

### What's in the Box?

### Factor-multiple Chains

### Four Go

### Picture a Pyramid ...

### The Remainders Game

### Times Tables Shifts

### Counting Cogs

### Light the Lights Again

### Follow the Numbers

### Curious Number

### Factor Track

### So It's Times!

### Square Subtraction

### This Pied Piper of Hamelin

### Multiply Multiples 1

### Multiply Multiples 2

### Multiply Multiples 3

### Division Rules

### Always, Sometimes or Never? Number

### Satisfying Four Statements

### Picture Your Method

### Compare the Calculations

### Dicey Array

### 4 by 4 Mathdokus

Y*ou may also be interested in this collection of activities from the STEM Learning website, that complement the NRICH activities above.*

Links to the University of Cambridge website
Links to the NRICH website Home page

Nurturing young mathematicians: teacher webinars

30 April (Primary), 1 May (Secondary)

30 April (Primary), 1 May (Secondary)

Or search by topic

This collection is one of our Primary Curriculum collections - tasks that are grouped by topic.

Age 7 to 11

Challenge Level

Mrs Morgan, the class's teacher, pinned numbers onto the backs of three children. Use the information to find out what the three numbers were.

Age 7 to 11

Challenge Level

This multiplication uses each of the digits 0 - 9 once and once only. Using the information given, can you replace the stars in the calculation with figures?

Age 7 to 11

Challenge Level

Can you make a cycle of pairs that add to make a square number using all the numbers in the box below, once and once only?

Age 7 to 11

Challenge Level

Can you replace the letters with numbers? Is there only one solution in each case?

Age 7 to 11

Challenge Level

Can you complete this jigsaw of the multiplication square?

Age 7 to 11

Challenge Level

These eleven shapes each stand for a different number. Can you use the number sentences to work out what they are?

Age 7 to 11

Challenge Level

Four of these clues are needed to find the chosen number on this grid and four are true but do nothing to help in finding the number. Can you sort out the clues and find the number?

Age 7 to 11

Challenge Level

Investigate the sum of the numbers on the top and bottom faces of a line of three dice. What do you notice?

Age 7 to 11

Challenge Level

This group activity will encourage you to share calculation strategies and to think about which strategy might be the most efficient.

Age 7 to 11

Challenge Level

Nearly all of us have made table patterns on hundred squares, that is 10 by 10 grids. This problem looks at the patterns on differently sized square grids.

Age 7 to 11

Challenge Level

Tom and Ben visited Numberland. Use the maps to work out the number of points each of their routes scores.

Age 5 to 11

Challenge Level

This problem is designed to help children to learn, and to use, the two and three times tables.

Age 7 to 11

Challenge Level

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?

Age 7 to 11

Challenge Level

Place four pebbles on the sand in the form of a square. Keep adding as few pebbles as necessary to double the area. How many extra pebbles are added each time?

Age 7 to 11

Challenge Level

How many different shaped boxes can you design for 36 sweets in one layer? Can you arrange the sweets so that no sweets of the same colour are next to each other in any direction?

Age 7 to 11

Challenge Level

What happens if you join every second point on this circle? How about every third point? Try with different steps and see if you can predict what will happen.

Age 7 to 11

Challenge Level

Put operations signs between the numbers 3 4 5 6 to make the highest possible number and lowest possible number.

Age 7 to 11

Challenge Level

On the planet Vuv there are two sorts of creatures. The Zios have 3 legs and the Zepts have 7 legs. The great planetary explorer Nico counted 52 legs. How many Zios and how many Zepts were there?

Age 7 to 11

Challenge Level

48 is called an abundant number because it is less than the sum of its factors (without itself). Can you find some more abundant numbers?

Age 7 to 11

Challenge Level

Find at least one way to put in some operation signs to make these digits come to 100.

Age 7 to 11

Challenge Level

Norrie sees two lights flash at the same time, then one of them flashes every 4th second, and the other flashes every 5th second. How many times do they flash together during a whole minute?

Age 7 to 11

Challenge Level

The planet of Vuvv has seven moons. Can you work out how long it is between each super-eclipse?

Age 7 to 11

Challenge Level

Can you fill in this table square? The numbers 2 -12 were used to generate it with just one number used twice.

Age 7 to 11

Challenge Level

Use 4 four times with simple operations so that you get the answer 12. Can you make 15, 16 and 17 too?

Age 7 to 11

Challenge Level

Can you work out the arrangement of the digits in the square so that the given products are correct? The numbers 1 - 9 may be used once and once only.

Age 7 to 14

Challenge Level

Arrange the four number cards on the grid, according to the rules, to make a diagonal, vertical or horizontal line.

Age 7 to 11

Challenge Level

Can you make square numbers by adding two prime numbers together?

Age 7 to 14

Challenge Level

We start with one yellow cube and build around it to make a 3x3x3 cube with red cubes. Then we build around that red cube with blue cubes and so on. How many cubes of each colour have we used?

Age 7 to 14

Challenge Level

I'm thinking of a number. My number is both a multiple of 5 and a multiple of 6. What could my number be?

Age 7 to 11

Challenge Level

Which is quicker, counting up to 30 in ones or counting up to 300 in tens? Why?

Age 7 to 11

Challenge Level

Can you put the numbers 1 to 8 into the circles so that the four calculations are correct?

Age 7 to 11

Challenge Level

Think of a number, square it and subtract your starting number. Is the number you're left with odd or even? How do the images help to explain this?

Age 7 to 11

Challenge Level

One block is needed to make an up-and-down staircase, with one step up and one step down. How many blocks would be needed to build an up-and-down staircase with 5 steps up and 5 steps down?

Age 7 to 11

Challenge Level

These sixteen children are standing in four lines of four, one behind the other. They are each holding a card with a number on it. Can you work out the missing numbers?

Age 7 to 11

Challenge Level

Do you agree with Badger's statements? Is Badger's reasoning 'watertight'? Why or why not?

Age 7 to 11

Challenge Level

What do the numbers shaded in blue on this hundred square have in common? What do you notice about the pink numbers? How about the shaded numbers in the other squares?

Age 7 to 16

Challenge Level

This game can replace standard practice exercises on finding factors and multiples.

Age 7 to 11

Challenge Level

Can you predict when you'll be clapping and when you'll be clicking if you start this rhythm? How about when a friend begins a new rhythm at the same time?

Age 7 to 11

Challenge Level

This big box multiplies anything that goes inside it by the same number. If you know the numbers that come out, what multiplication might be going on in the box?

Age 7 to 11

Challenge Level

Can you see how these factor-multiple chains work? Find the chain which contains the smallest possible numbers. How about the largest possible numbers?

Age 7 to 11

Challenge Level

This challenge is a game for two players. Choose two of the numbers to multiply or divide, then mark your answer on the number line. Can you get four in a row?

Age 7 to 11

Challenge Level

Imagine a pyramid which is built in square layers of small cubes. If we number the cubes from the top, starting with 1, can you picture which cubes are directly below this first cube?

Age 7 to 14

Challenge Level

Play this game and see if you can figure out the computer's chosen number.

Age 7 to 11

Challenge Level

In this activity, the computer chooses a times table and shifts it. Can you work out the table and the shift each time?

Age 7 to 14

Challenge Level

Which pairs of cogs let the coloured tooth touch every tooth on the other cog? Which pairs do not let this happen? Why?

Age 7 to 11

Challenge Level

Each light in this interactivity turns on according to a rule. What happens when you enter different numbers? Can you find the smallest number that lights up all four lights?

Age 7 to 11

Challenge Level

What happens when you add the digits of a number then multiply the result by 2 and you keep doing this? You could try for different numbers and different rules.

Age 7 to 11

Challenge Level

Can you order the digits from 1-3 to make a number which is divisible by 3 so when the last digit is removed it becomes a 2-figure number divisible by 2, and so on?

Age 7 to 11

Challenge Level

Factor track is not a race but a game of skill. The idea is to go round the track in as few moves as possible, keeping to the rules.

Age 7 to 14

Challenge Level

How will you decide which way of flipping over and/or turning the grid will give you the highest total?

Age 7 to 11

Challenge Level

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?

Age 7 to 11

Challenge Level

Investigate the different numbers of people and rats there could have been if you know how many legs there are altogether!

Age 7 to 11

Challenge Level

Can you complete this calculation by filling in the missing numbers? In how many different ways can you do it?

Age 7 to 11

Challenge Level

Can you work out some different ways to balance this equation?

Age 7 to 11

Challenge Level

Have a go at balancing this equation. Can you find different ways of doing it?

Age 7 to 11

Challenge Level

This challenge encourages you to explore dividing a three-digit number by a single-digit number.

Age 7 to 11

Challenge Level

Are these statements always true, sometimes true or never true?

Age 7 to 11

Challenge Level

Can you find any two-digit numbers that satisfy all of these statements?

Age 7 to 11

Challenge Level

Can you match these calculation methods to their visual representations?

Age 7 to 11

Challenge Level

Can you put these four calculations into order of difficulty? How did you decide?

Age 5 to 11

Challenge Level

Watch the video of this game being played. Can you work out the rules? Which dice totals are good to get, and why?

Age 7 to 14

Challenge Level

Can you use the clues to complete these 4 by 4 Mathematical Sudokus?

Y