Year 2 Autumn Term Block 2: Addition and Subtraction

Adding a 2-digit number to a single digit with totals up to 20.

Adding a number to make a total of 20.

Adding a number to make a total of 20 with a number line.

Complete the part-whole models with numbers up to 20.

Add three numbers with totals up to 20.

Add small amounts of money.

Add 2 numbers with totals up to 20.

Add whole tens with bar modelling.

Today we are going to look at how we can make it as easy as possible to add three 1-digit numbers.

A rekenrek is a counting frame, popular with the Maths Mastery approach.

More real life addition word problems.

Adding tens and ones.

Comparing number sentences.

Let's look at the patterns of numbers created when adding.

Today we are going to look at a quick way that you can add 9 to a number.

Clever tricks to add 9 quickly to any 2-digit number.

Try these adding to make the next whole ten questions - good revision and practice.

Use bar models to add a 1-digit number to a 2-digit number.

Add and subtract 1s using a rekenrek.

Today we are going to look at adding two 2-digit numbers with the help of base 10 blocks.

Today we are going to look at what happens when we add two 2-digit numbers that need an exchange.

More adding whole tens.

Bar modelling: adding to make 100.

Some quickfire questions on adding multiples of 10 (2-digit numbers only)

Addition of 2-digit numbers without crossing the tens boundary.

Four bright, colourful worksheets on adding 2-digit numbers to multiples of ten.

Some quick number grid challenges on addition. Excellent for 'speed tests'.

Number bonds to 100 using base 10.

Number bonds to 100 using rekenreks.

Add and subtract 10s within 100.

Add and subtract 10s within 100.

Subtract multiples of 10 up to 100.

Subtract a single digit from a 2-digit number up to 20.

Subtract a single digit from a 2-digit number up to 20.

Find ten less with help of base 10 blocks.

Find ten less with no help.

Subtract a 2-digit number not crossing ten.

Subtract a single digit from a 2-digit number up to 20.

Subtract a 1-digit number from a 2-digit number.

Today we are going to look at a quick way that you can subtract 9 from a 2-digit number.

Four worksheets for practising subtracting 9 by subtracting 10 and adding 1.

Bar modelling: subtract a single digit from 2-digits (easier)

Bar modelling: subtract a single digit from 2-digits (harder)

Word problems requiring a 1-digit number to be taken from a 2-digit number.

Subtract multiples of ten, up to 100.

Subtracting 2-digit numbers, but no 'decomposition' needed. A good mental arithmetic exercise.

Sometimes it's easier to do subtraction by counting up, especially if the numbers are close to each other.

Bar modelling: subtract from a 2-digit number (harder)

Using mental methods to subtract 19 from 2-digit numbers.

A set of 2-digit subtraction laid out in columns, but no 'borrowing' involved.

Use bar models to help add three small numbers.

How many different addition sentences can be made using the numbers shown?

All these numbers are multiples of 5. Just link into pairs to make each pair add up to 100.

Work out what else you know if you know one fact.

Check answers are correct by working them out in a different order.

More on checking subtraction calculations be carrying out an addition.