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Help ... these number sentences have lost their signs! Only one sign—plus or minus—can make each equation true, and your child is the last hope to find the answers. He'll boost his understanding of arithmetic, mental maths, and problem solving in this fun, all-in-one worksheet.

For more printables like this, make sure to check out the rest of the number worksheets.

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### Related Guided LessonBased on your interest in Know All About Numbers: The Missing Sign.

Addition 3

5 online games

1 song video

5 printable worksheets

Grade

Year three

Subject

Maths

Multiplication within 25 and Rectangular Arrays

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### Related learning resources

Find the Missing Number

Worksheet

Find the Missing Number

Complete the number sentence by counting left and right on a number line. Can your child find all the missing numbers?

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Find the Missing Numbers: Reverse Addition & Subtraction #6

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Find the Missing Numbers: Reverse Addition & Subtraction #6

Kids practise reverse addition and subtraction to find the missing numbers in this challenging year 3 maths worksheet.

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Find the Missing Numbers: Reverse Addition & Subtraction #3

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Find the Missing Numbers: Reverse Addition & Subtraction #3

Kids practise reverse addition and subtraction to find the missing numbers in this fun year 3 maths worksheet.

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Find the Missing Numbers: Reverse Addition & Subtraction #1

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Find the Missing Numbers: Reverse Addition & Subtraction #1

Kids practise reverse two-digit addition and subtraction to find the missing numbers in this year 3 maths worksheet.

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Find the Missing Numbers: Reverse Addition & Subtraction #2

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Find the Missing Numbers: Reverse Addition & Subtraction #2

Kids practise reverse addition or subtraction to find the missing numbers.

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Find the Missing Numbers: Reverse Addition & Subtraction #5

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Find the Missing Numbers: Reverse Addition & Subtraction #5

Kids get an intro to basic algebra by practising reverse addition and subtraction to find the missing numbers in this challenging year 3 maths worksheet.

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Find the Missing Numbers: Reverse Addition & Subtraction #8

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Find the Missing Numbers: Reverse Addition & Subtraction #8

Introduce your child to basic algebra with this year 3 maths worksheet in which he'll practise reverse addition and subtraction to find the missing numbers.

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Find the Missing Numbers: Reverse Addition & Subtraction #7

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Find the Missing Numbers: Reverse Addition & Subtraction #7

Kids try their hand at reverse addition and subtraction in order to find the numbers missing from each equation in this year 3 maths worksheet.

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Finding the Missing Number

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Finding the Missing Number

Your kid will find missing numbers in no time when he learns how to use a number line. Now get searching!

Year 3

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Find the Missing Numbers: Reverse Addition & Subtraction #4

Worksheet

Find the Missing Numbers: Reverse Addition & Subtraction #4

Kids flip the equations and reverse the operations in order to find the missing number.

Year 3

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What's Missing?

Worksheet

What's Missing?

This activity will help students reflect on the many potential combinations for a number as they work on identifying a missing part of a whole using dots and a word bank.

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How to Find the Missing Number

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How to Find the Missing Number

One way to find the missing number in an equation is to use a number line. Your kid will do just that in this set of addition problems.

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