Multiplying by 10, 100
Presentation
•
Mathematics
•
5th Grade
•
Hard
Geoffrey Were
Used 2+ times
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7 Slides • 0 Questions
1
Wala: Multiplication by 10 and 100.
L.O: Identify rules governing multiplication of whole numbers by 10 and 100.
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Multiplication table.
Table 5
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Modelling.
1. To multiply any number by 10, just tag ONE zero on the end.
2. To multiply any number by 100, just tag TWO zeros on the end.
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Examples.
1) 10 × 481 =
2) 100 × 47 =
3) 10 × 800 =
4) 20 × 8 =
5) 200 × 7 =
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NIM page page 85
Group 1 - Number 1 a - d
Group 2 - Number 1 e - i
Group 3 - Number 2 a - i
Group 4 - Number 3 - 6
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Group presentation.
Each group presents their findings.
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What have you learned?
Homework.
Workbook page 50
Wala: Multiplication by 10 and 100.
L.O: Identify rules governing multiplication of whole numbers by 10 and 100.
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