# all Numbers and counting worksheets

### Subtracting negative numbers practice

Subtracting negative numbers can seem tricky, but there are rules to follow to make things more straightforward. Remembering these rules will help you to calculate answers without using a number line. Look at the rules then try applying them to these calculations.

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### Rounding to 100,000

Remember, when rounding numbers you need to look at the column of the number you are rounding to, to see if the digit is 5, smaller than 5 or larger than 5. Can you round these numbers to the nearest 100,000?

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### Rounding numbers to the nearest 10,000

In Year 5 maths you will be working with very large numbers. This activity asks you to round numbers up to 1 million (1,000,000). You are rounding to the nearest 10,000.

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### How to subtract negative numbers

When we are measuring temperatures we often use negative numbers. Complete this activity using a thermometer to help subtract (or find the difference between) a pair of negative numbers or a positive number and negative number.

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### How to add negative numbers

What’s so confusing about adding negative numbers? The fact that it doesn’t follow the rules of adding positive numbers! When you add negative numbers you are actually subtracting them. Here are some tips to help you understand and visualise this. Can you answer these sums now?

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### Adding positive and negative numbers

Here are some simple rules that will help you to add positive and negative numbers. Try applying these rules to add these positive and negative numbers.

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### Adding and subtracting negative numbers puzzle

Can you fill in the missing numbers to make each puzzle correct? Take care with the negative numbers!

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### Understanding doubling

When each of these caterpillars turns into a butterfly the number of spots it has doubles. Can you match up these caterpillars with their butterflies?

### Reception problem-solving

Four children have put some of their marbles into a dish. They each have different-coloured marbles. Using these clues, can you work out who has which colour marbles?

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### Partitioning mini maze

Follow the clues to help the pirate through the maze to the treasure using your partitioning skills.

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### Number recognition and counting to 10

These five children each have a bag of marbles but the bags have been muddled up. Can you help them to find the right bags?

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### Number bonds to 20 crossword

Colour the pairs of numbers that make 20 in the same colour. Try to use a different colour for each pair. What do you notice? Now use these bonds to find the answers to the crossword.

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### Number bonds to 20 racing game

This game is designed to support your child’s understanding of number bonds to 20 (pairs of numbers that make 20). Ready, steady, go...!

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### Number bonds to 10 racing game

This game is designed to support your child’s understanding of number bonds to 10 (pairs of numbers that make 10).

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### Five in a row: numbers 7-12

Help your child to count the spots accurately and then find the correct number on the game board.

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### Five in a row: numbers 1-6

This game is designed to support early number recognition and counting skills. Help your child to count the spots accurately and then find the correct number on the game board.

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### Counting to 10 practice

These children want to put their marbles in order, starting with the person who has the smallest number and ending with the person who has the most marbles.

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### Roman numerals dice

Use these free Roman numerals dice (six-sided and ten-sided) to help your child learn to recognise Roman numerals and practise using them in games.

### Number sequence puzzles

Can you solve these sequence puzzles? Once you’ve understood how they work, write your own number sequence puzzles and get an adult to solve them. How tricky can you make them?

### Solving algebra problems

In algebra we use letters to represent numbers that we don’t know the value of. A string of numbers and letters joined together by mathematical operations such as + and - is called an algebraic expression. Try the following algebra problems.

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