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Pearson Algebra 1 Common Core, 2011

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Pearson Algebra 1 Common Core, 2011 View details

5. Writing a Function Rule

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Exercise 44 Page 267

Use the conversion factor that 1 meter is equal to 100 centimeters.

4.5m

Practice makes perfect

To convert centimeters (cm) to meters (m) we need to create a conversion factor. We know that there are 100 centimeters in 1 meter, which means we have the following conversion factor. 1m/100cm Multiplying 450 centimeters by this conversion factor will convert it to meters.

450 cm* 1 m/100 cm

MoveLeftFacToNum

a*b/c= a* b/c

450 cm* 1 m/100 cm

Cross out common factors

450 cm* 1 m/100 cm

Simplify quotient

450 * 1 m/100

Identity Property of Multiplication

450m/100

Calculate quotient

4.5 m

450 centimeters is equal to 4.5 meters.

Subchapter links

Lesson Check p.264

Practice and Problem-Solving Exercises p.265-267

Standardized Test Prep p.267