Year 3
Adding and subtracting 1-digit numbers to/from 3-digit numbers
Year 3
Adding and subtracting 1-digit numbers to/from 3-digit numbers
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Lesson details
Key learning points
- In this lesson, we will investigate different mental strategies to add and subtract, including 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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5 Questions
Q1.
Tick the 3-digit number below
12
33
99
Q2.
Which one of these shows a number bond to 20
18 + 1
20 + 5
6 + 16
Q3.
12 + 9 =
129
20
22
Q4.
222 + 7 =
227
272
300
Q5.
308 + 8 =
310
388
416