Subtracting 2-digit numbers (regrouping)

Subtracting 2-digit numbers (regrouping)

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Lesson details

Key learning points

  1. In this lesson, we will find out how to subtract using the column method when our equation requires regrouping.

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

3 Questions

Q1.
Will this equation require regrouping: 30 - 12 = ?
No
Correct answer: Yes
Q2.
Will this equation require regrouping: 41 - 13 = ?
No
Correct answer: Yes
Q3.
Will this equation require regrouping: 36 - 13 = ?
Correct answer: No
Yes

Lesson appears in

UnitMaths / Exploring calculation strategies