1. Decimals
Multiplying Decimals by 10, 100, 1000, 10 000

2. Explore
 Kaiz plays on the SJA basketball team and is 2.007 m tall.
 How tall would Kaiz be in centimetres?

3. Explore
 Use the place value chart
 Use a calculator and place all products in the place value
chart
 38 x 10
16.2 x 10
9.04 x 10
 38 x 100
16.2 x 100
9.04 x 100
 38 x 1000
16.2 x 1000
9.04 x 1000
 What pattern do you see?
 What do you think would happen if you multiplied by 10 000?

4. Place Value Chart
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Decimal
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5. Explore
 Use mental math and check with a calculator
2.134 x 10
0.246 x 1000
7.028 x 100
25.489 x 1000
7.89 x 100
6 x 1000

6. Connect
 1m = 10 dm
 1m = 100 cm
 1m = 1000 mm
 If Gabe was 1.234 M tall, how tall would he be in dm? cm?
mm?
 Place the numbers in your place value chart.

7. Place Value Chart
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Decimal
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8. Multiplying by 10
 10 only has one 0.
 You can move the decimal point one place to the right

9. Multiplying by 100
 100 has two 0.
 You can move the decimal point two place to the right
 Do you see the pattern?

10. Questions?

11. In class work
 pg. 139 - # 1 - 7

12. Homework
 pg. 56 + 57