Any integer (not a fraction) that cannot be divided exactly by 2

Any integer that can be divided exactly by 2 is an even number. The last digit is 0, 2, 4, 6 or 8

Add and subtract two from odd numbers within 10

Maths

In this unit pupils will explain that addition is commutative. They will find pairs of numbers to 10 and add or subtract 1 from any number.  In the future unit pupils will demonstrate their fluency of addition and subtraction within ten. They will practise addition and subtraction strategies.

In prior learning, pupils will have learnt to count confidently and have developed a deep understanding of the numbers to 10, the relationships between them and the patterns within those numbers. In this unit pupils will explain that addition is commutative. They will find pairs of numbers that total 10 and add or subtract 1 to and from any number to 10.

Addition and subtraction facts within 10

Which is the next odd number in the sequence?

The missing odd number on this number line is {{ }}.

Which representation shows that 2 has been subtracted from this number?

What is the missing number in this part-part-whole model?

Sam has 3 metres of ribbon. She cuts 2 metres off to use to make bracelets. How many metres of ribbon are left? {{ }} metre.

Match the equations that show that addition is commutative.

Match the numbers that are one more and one less.

What is the odd number that comes after 3?

What is the odd number that comes before 7?

Which equations does this bar model show?

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