Week 4 – Lesson 1
Date: October 2020
Subject: Mathematics
Topic: Numbers/Expanding Numbers
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A number can be named in different ways and can be written in different ways’
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When we expand a number, we stretch it out to show the value of each digit.
Example: 123 = 100 +20+3 246 = 200 +40 +6 2459 = 2000 + 400 +50 +9 To see it our answer is correct, we add the expanded numbers. Example: 123 = 100 +20 +3
+ 1
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0
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0
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+
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2
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0
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+
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3
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1
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2
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3
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Activity: Expand these numbers 1. 175 7. 1439 2. 333 8. 1034 3. 466 9. 6972 4. 572 10. 1952 5. 580 11. 5631