Comparing Decimals Lesson 10/3

Comparing Decimals and Review Lesson
Tuesday, October 3rd

​Think About It

When it is important to calculate and record numbers less than 1? Why?

Examples

• Marcel’s slice of pizza cost $1.35.

• In the 1988 Summer Olympics, Carl Lewis won the gold medal for running the 100-Meter Dash in 9.92 seconds.

• An inch is equal to 2.54 centimeters.

• The average body temperature is 98.6° Fahrenheit.

Draw

Which number is larger

0.1 or 0.01?

Draw

Which number is larger

0.34 or 0.9?

Multiple Choice

14. One meter is equal to about 3.281 feet. What is the word form of this decimal?

• 1. three and twenty-eight hundredths and one thousandth

• 1. three and two hundred eighty-one thousandths

• 1. three and two tenths and eighty-one thousandths

• 1. three point two eighty-one

Multiple Choice

14. In 24.736, which digit is in the thousandths place?

• 4

• 7

• 3

• 6

Multiple Choice

Solve.

• 0.003

• 3.10

• 0.3

• 0.03

Multiple Choice

Solve.

• 0.7

• 0.007

• 0.07

• 7.0

Multiple Choice

Jack’s baby sister crawled three and five tenths meters today. Which number represents that distance?

• 3.5

• 3.05

• 3.510

• 3.005

Open Ended

Write 7.632 in Expanded Notation.

Draw

Which number is greater?

0.17 or 1.17

Draw

The fastest known fish, the cosmopolitan sailfish, swims up to 67.92 miles per hour; the fastest mammal, the cheetah, runs across the plains at up to 67.912 miles per hour. Which animal is faster?

Draw

Compare.

Draw

Compare.

Draw

Compare.

Draw

Compare.