Mixed Strategies for Addition and Subtraction

Mixed Strategies for Addition and Subtraction

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Lesson details

Key learning points

  1. In this lesson, we will solve addition and subtraction equations using a variety of strategies.

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 double 7?
Correct answer: 14
15
7
Q2.
What near doubles can help you solve the following equation: 48+50=?
40+40
50+40
Correct answer: 50+50
Q3.
Solve the following equation using the near doubles strategy: 20+22=?
40
Correct answer: 42
44

3 Questions

Q1.
Solve the following equation: 43+15
43
57
Correct answer: 58
Q2.
Solve the following equation: 30+32
60
Correct answer: 62
64
Q3.
Solve the following equation: 71-25
45
Correct answer: 46
51

Lesson appears in

UnitMaths / Addition and subtraction of 2-digit numbers (regrouping and adjusting)