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Write decimals in expanded form

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Free printable write decimals in expanded form worksheets for 5th grade. Students decompose decimal numbers into their place value components, writing them as a sum of tenths, hundredths, and thousandths values. Essential for developing fluency with decimal number structure. Part of our place value & rounding worksheets collection.

What You'll Learn

  • Decompose decimals into tenths, hundredths, and thousandths parts
  • Write each decimal digit's value as an addition expression
  • Convert standard decimal notation to expanded form accurately

FAQ

How do students write a decimal like 3.74 in expanded form?

3.74 in expanded form is written as 3 + 0.7 + 0.04 — students identify each digit's value based on its position relative to the decimal point.

Why is writing decimals in expanded form taught in 5th grade?

Expanded form reinforces that each decimal digit holds a specific positional value, which is critical for understanding decimal comparison, addition, subtraction, and rounding.

What common error do 5th graders make when writing decimals in expanded form?

A frequent mistake is misaligning place values — for example, writing 0.74 as 7 + 0.4 instead of 0.7 + 0.04, confusing tenths and hundredths positions.

Grade
5th Grade
Ages
Ages 10-11
Subject
Math
Format
Printable PDF

Ratings & Reviews

3

Jamie T.

1st Grade Teacher · Verified download

Apr 2026

Thanks for creating this! I'll be using it the moment it's available.

Helpful · 4

David L.

2nd Grade Teacher · Verified download

May 2026

Looking forward to this! All the other ClassWeekly worksheets are excellent so I know this will be too.

Helpful · 8

Rachel H.

Homeschool parent · Verified download

Apr 2026

We've been waiting for this topic. Signed up just to get notified when it's ready.

Helpful · 6

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