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5.02 Read and write decimals to thousandths

Lesson

Are you ready?

Do you remember how to write decimals? Let's try this problem to practice.

Write the following fraction as a decimal:

$\frac{7}{100}$7100

Learn

A thousandth can be written as the decimal $0.001$0.001 and is the same value as the fraction $\frac{1}{1000}$11000.

This video looks at converting thousandths between fraction and decimal representations.

Vocabulary:

Another word that we can use to describe the ones place is 'units'.

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Question 1

Write the number represented by $102$102 thousandths:

  1. As a fraction.

  2. As a decimal.

Learn

This video shows us how to read and write thousandths.

Apply

Question 2

How do we write the number $0.008$0.008 in words?

  1. eight thousandths

    A

    zero point zero and eight

    B

    zero and eight hundredths

    C

 

Remember!

$1$1 thousandth is written as $0.001$0.001, with a $1$1 in the thousandths place and $0$0s in the other places.

Outcomes

5.NBT.A.3

Read and write decimals to thousandths using standard form, word form, and expanded notation (e.g., the expanded notation of 347.392 is written as (3 x 100) + (4 x 10) + (7 x 1) + (3 x (1/10)) + (9 x (1/100)) + (2 x (1/1000))). Compare two decimals to thousandths based on meanings of the digits in each place and use the symbols >, =, and < to show the relationship.

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