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Lesson details

Key learning points

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

Licence

This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.

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3 Questions

Q1.
What is the nearest multiple of ten to 49?
10
40
Correct answer: 50
Q2.
What is the nearest multiple of 10 to 79?
10
70
Correct answer: 80
Q3.
Use the "round and adjust" strategy to solve the following equation: 42+39=?
80
Correct answer: 81
82

3 Questions

Q1.
What is the nearest multiple of 10 to 49?
10
40
Correct answer: 50
Q2.
Solve the following equation using the round and adjust strategy: 74-29=?
44
Correct answer: 45
54
Q3.
Solve the following equation by using the round and adjust strategy: 62-19=?
42
Correct answer: 43
44