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Grade 6 Bits, Bytes & Data Sizes Worksheet with Answers

Grade 6 (US) · Year 7 (UK) · Class 6 (India) · Computer Science

Unit 1: How Computers Store DataBits & BytesCSTA 2-DA-07

Converting between bits, bytes, KB, MB and GB, and working out file sizes and storage. This free middle school worksheet has 12 questions and a full answer key. Print it or save it as a PDF — every answer is checked by code, not guessed.

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Bits, Bytes & Data Sizes

Grade 6 · Computer Science

Score___ / 12

Name

Class

Date

Learning goal: Bits & Bytes · CSTA 2-DA-07

Directions: Read each question carefully and write your answer on the line.

Example

How many bytes are 96 bits?

Answer: 12

RememberData sizes

bit0 or 1byte8 bitsKB1,000 bytesMB1,000 KBGB1,000 MB
  1. 1

    A memory card holds 8 GB. Each photo is 4 MB. How many photos fit? (Use 1 GB = 1,000 MB.)

  2. 2

    A memory card holds 32 GB. Each photo is 2 MB. How many photos fit? (Use 1 GB = 1,000 MB.)

  3. 3

    How many kilobytes (KB) are in 3 MB? (Use 1 MB = 1,000 KB.)

  4. 4

    How many bits are in 10 bytes?

  5. 5

    How many bits are in 7 bytes?

  6. 6

    How many kilobytes (KB) are in 7 MB? (Use 1 MB = 1,000 KB.)

  7. 7

    How many bits are in 6 bytes?

  8. 8

    How many kilobytes (KB) are in 5 MB? (Use 1 MB = 1,000 KB.)

  9. 9

    How many bits are in 8 bytes?

  10. 10

    How many kilobytes (KB) are in 2 MB? (Use 1 MB = 1,000 KB.)

  11. 11

    How many kilobytes (KB) are in 8 MB? (Use 1 MB = 1,000 KB.)

  12. 12

    How many bits are in 16 bytes?

★ Challenge corner for fast finishers

How many different patterns can 7 bits make?

6432168421

How did I do?

Teacher's comments

Free printable worksheets with answer keys · aethelsystems.com/worksheets/computer/6/data_units

Answer key (click to show)
  1. 1.2,000
  2. 2.16,000
  3. 3.3000
  4. 4.80
  5. 5.56
  6. 6.7000
  7. 7.48
  8. 8.5000
  9. 9.64
  10. 10.2000
  11. 11.8000
  12. 12.128
  13. ★128 (challenge corner)

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