Adding two 3-digit numbers (regrouping in multiple columns)
Adding two 3-digit numbers (regrouping in multiple columns)
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Lesson details
Key learning points
- In this lesson, we will look at using column addition when a number requires regrouping in more than one column when adding.
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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5 Questions
Q1.
89 + 5 =
104
84
90
Q2.
Which of these calculations requires regrouping?
200 + 700 =
230 + 620 =
800 + 100 =
Q3.
105 + 106 =
1011
110
201
Q4.
234 + 372 =
506
6106
616
Q5.
520 + 634 =
10054
1054
154
5 Questions
Q1.
True or false, this calculation needs some regrouping? 54 + 23 =
True
Q2.
Which of these calculation needs regrouping?
150 + 140 =
400 + 300 =
567 + 222 =
Q3.
555 + 555 =
1000
1010
600
Q4.
456 + 269 =
610
619
7025
Q5.
Check this answer - is it correct? 596 + 122 = 6118
Yes