Year 2

Adding and subtracting tens from a 2-digit number

Year 2

Adding and subtracting tens from a 2-digit number

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Lesson details

Key learning points

  1. In this lesson, we will add and subtract multiples of ten by using number bonds to ten.

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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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4 Questions

Q1.
If I know 6 - 5 = 1. Then I know 60 - 50 = ____
Correct answer: 10
100
20
30
Q2.
If I know 7 - 3 = 4. Then I know 70 - 30 = ____
20
30
Correct answer: 40
50
Q3.
What is 30 + 50?
100
70
Correct answer: 80
90
Q4.
Sixty subtract forty is equal to....
Fifty
Forty
Thirty
Correct answer: Twenty

5 Questions

Q1.
If 2 + 3 = 5 then 20 + 30 = _____
30
40
Correct answer: 50
60
Q2.
If I know that 6 - 2 - 3 = 1 then 60 - 20 - 30 = ____
1
Correct answer: 10
100
60
Q3.
What is 40 - 30?
0
1
Correct answer: 10
20
Q4.
What is 67 - 20?
37
40
Correct answer: 47
57
Q5.
Seventy Two subtract Thirty is equal to ______
Forty
Correct answer: Forty Two
Thirty
Thirty Two