Subtracting 2-digit numbers

Subtracting 2-digit numbers

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Lesson details

Key learning points

  1. In this lesson, we will find out how to subtract using the column method.

Licence

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3 Questions

Q1.
Will this equation require regrouping: 39 + 11 = ?
No
Correct answer: Yes
Q2.
Will this equation require regrouping: 24 + 17 = ?
No
Correct answer: Yes
Q3.
Will this equation require regrouping: 32 + 12 = ?
Correct answer: No
Yes

3 Questions

Q1.
46 - 13 =
23
3
Correct answer: 33
Q2.
57 - 14 =
33
Correct answer: 43
53
Q3.
79 - 24 =
25
Correct answer: 55
75

Lesson appears in

UnitMaths / Exploring calculation strategies