Year 3 - Addition 1

Year 3 - Addition

Addition Lesson 1

Addition

Today we will be looking at addition.

What do you already know?

Where do you think your are on your learning journey? Why?

Addition - Starter

To get us warmed-up, we are going to do a starter about number bonds. We will be needing our number bonds today when we solve addition calculations.

Multiple Choice

4 + _ = 10

• 5

• 6

• 7

• 8

Multiple Choice

8 + _ = 10

• 0

• 1

• 2

• 3

Multiple Choice

80 + __ = 100

• 10

• 20

• 30

• 40

Multiple Choice

7 + __ = 20

• 11

• 12

• 13

• 14

Multiple Choice

25 + __ = 100

• 65

• 70

• 75

• 85

Fill in the Blanks

Fill in the Blanks

Fill in the Blanks

Fill in the Blanks

Fill in the Blanks

Draw a place value grid on your whiteboard. Make sure it has a column for the hundreds, tens and ones.

Can you show the number 351 on your place value grid?

Now have a go at solving this:

351 + 5 =

What is your answer? How did you find it?

Fill in the Blanks

Multiple Choice

Addition: Reasoning

Always, sometimes or never true?

Can you explain your answer?

• Always

• Sometimes

• Never

Addition

Where do you think you are on your learning journey now?

How did you get there?

In our next lesson, we'll be looking more at adding tens to 2-digit numbers and adding to 3-digit numbers.