Exploring strategies to add three 1-digit numbers

Exploring strategies to add three 1-digit numbers

Lesson details

Key learning points

  1. In this lesson, we will be apply our knowledge of strategies such as number bonds to 10 and 20, doubles and near doubles to add three 1-digit numbers.

Licence

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4 Questions

Q1.
What number fact will help us to solve 51 + 43?
1 + 4 = 5
10 + 40 = 50
5 + 3 = 8
Correct answer: 5 + 4 = 9
Q2.
What number fact will help us to solve 69 - 25?
Correct answer: 6 - 2 = 4
6 - 5 = 1
6 + 2 = 8
9 - 2 = 7
Q3.
What is 45 + 13?
32
55
Correct answer: 58
67
Q4.
Thirty Two add Twenty Seven is equal to _______
Fifty Eight
Correct answer: Fifty Nine
Fifty Seven
Fifty Two

5 Questions

Q1.
3 + 2 + 4 = _____
5
7
8
Correct answer: 9
Q2.
4 + 6 + 2 = _____
10
11
Correct answer: 12
8
Q3.
5 + 6 + 4 = _____
11
14
Correct answer: 15
16
Q4.
Seven add two add three is equal to _____
Eleven
Nine
Thirteen
Correct answer: Twelve
Q5.
Nine add one add six is equal to ____
Fifteen
Seventeen
Correct answer: Sixteen
Ten

Lesson appears in

UnitMaths / Addition and subtraction of 2-digit numbers