Maths

Exit Lesson

Round and Adjust with Addition

In this lesson, we will learn how to use the "Round and Adjust" strategy to help us solve addition equations.

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.Solve the following word problem: Bob the builder worked for 28 days last month. This month he worked 18 days. How many days has he worked altogether?

1/3

Q2.Solve the following word problem: There were 51 builders on site. 32 were building houses and the rest were driving diggers. How many builders were driving diggers?

2/3

Q3.Solve the following word problem: Ms. Dobrowolski bought 54 bricks at the store. She used 38 of them to start building a summer house. How many bricks does she have left?

3/3

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Q1.Solve the following word problem: Bob the builder worked for 28 days last month. This month he worked 18 days. How many days has he worked altogether?

1/3

Q2.Solve the following word problem: There were 51 builders on site. 32 were building houses and the rest were driving diggers. How many builders were driving diggers?

2/3

Q3.Solve the following word problem: Ms. Dobrowolski bought 54 bricks at the store. She used 38 of them to start building a summer house. How many bricks does she have left?

3/3

Video

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Worksheet

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These slides will take you through some tasks for the lesson. If you need to re-play the video, click the ‘Resume Video’ icon. If you are asked to add answers to the slides, first download or print out the worksheet. Once you have finished all the tasks, click ‘Next’ below.

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Using the "Round and Adjust" Strategy for Addition

This quiz will help you assess what you have learned in this lesson.

Q1.What is the nearest multiple of ten to 49?

1/3

Q2.What is the nearest multiple of 10 to 79?

2/3

Q3.Use the "round and adjust" strategy to solve the following equation: 42+39=?

3/3

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Using the "Round and Adjust" Strategy for Addition

This quiz will help you assess what you have learned in this lesson.

Q1.What is the nearest multiple of ten to 49?

1/3

Q2.What is the nearest multiple of 10 to 79?

2/3

Q3.Use the "round and adjust" strategy to solve the following equation: 42+39=?

3/3

Lesson summary: Round and Adjust with Addition

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Time to move!

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The next lesson in:
Addition and subtraction of 2-digit numbers (regrouping and adjusting)
is:
Round and Adjust with Subtraction

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