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Garden Market: Exact Values and Decimal Records worksheet preview

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Garden Market: Exact Values and Decimal Records

Classify rational and irrational numbers and convert repeating decimals to fractions through school garden market records.

Grade 8MathInteractive · Printable

Aligned to8.NS.A.1

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What’s included

  • Single worksheet
  • Auto-graded online
  • 1 Common Core standard
  • Printable answer key
  • 14 questions
  • Classroom-ready

Details

Format
Interactive · Printable
Grade
Grade 8
Subject
Math
Question types
Fill in the blank, Multiple choice, Matching, Circle the answer, Sorting, Short answer

About this worksheet

What students practice

  • Students distinguish rational and irrational numbers using their decimal forms.
  • Students convert repeating decimals, including those with nonrepeating initial digits, into fractions.
  • Students distinguish exact values from finite decimal displays in garden market records.

How to use

Use after introducing rational and irrational numbers. Have students show their multiplication and subtraction steps for decimal conversions, then discuss the final explanation.

Curriculum

Common Core standard covered

8.NS.A.1

Know that numbers that are not rational are irrational, see that every number has a decimal form, and turn repeating decimals into fractions.

Preview

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Name Date

Garden Market: Exact Values and Decimal Records

Classify numbers and recover exact fractions from repeating decimals.

Read the Records

The school garden club sells produce at a farmers market. Analyze its exact numbers. When digits repeat, the repeating block is stated.

1.
Which records have rational exact values? Select every record that qualifies.
Market Planning Records
RecordExact value
Bag mass (kg)0.875
Sold share0.343434… (34 repeats)
Sign diagonal (m)√6
Account change ($)−8

Bag massSold shareSign diagonalAccount change

2.
Sort these numbers from the club's math notes by their decimal forms. For a rational number, use the decimal form that does not end in repeating 9s.
13/20−5/6π√81√138/11
Terminating decimalNonterminating, repeating decimalNonterminating, nonrepeating decimal
3.
The club wants to write every real number in its planning notes in decimal form. Which statement is correct?
  • A. Every nonterminating decimal represents an irrational number.
  • B. Every real number has a decimal form, including irrational numbers.
  • C. Every real number has a terminating decimal form.
  • D. Only rational numbers have decimal forms.

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