Adding 2-digit numbers (regrouping)

Adding 2-digit numbers (regrouping)

Lesson details

Key learning points

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

Licence

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3 Questions

Q1.
63 + 25 =
50
80
Correct answer: 88
Q2.
32 + 45 =
7
70
Correct answer: 77
Q3.
24 + 62 =
42
80
Correct answer: 86

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

Lesson appears in

UnitMaths / Exploring calculation strategies