LEARNING OBJECTIVE: Use your knowledge of basic number bonds to add up whole numbers up to 3 digits.
SUCCESS CRITERIA: You will be able to add up two or more three digit numbers and get the correct answer WITHOUT using a calculator
STARTER: Just in Time From Starter of the day – Twenty Single digit sums to have a go at.
Discussion about any mistakes student make,
Complete this addition table
+ | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 |
3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 |
5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 |
6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 |
7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 |
9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 |
Check answers to grid
LESSON: Use this MyMaths Lesson to show methods for adding up 2 and 3 digit numbers. Repeat question screens as often as necessary to give lots of practice.
PLENARY: Checking answers throughout the lesson from Mymaths Grids, Make questions into a game. Who Can finish first?, Checking own answers from teacher machine.
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