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Grade 5 Challenge: Missing Digit Puzzles Worksheet with Answers

Grade 5 (US) · Year 6 (UK) · Class 5 (India) · Math

Unit 7: Going FurtherChallenge PuzzlesChallenge

Finding the hidden digit that makes an addition, subtraction or multiplication true. This free upper elementary 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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Challenge: Missing Digit Puzzles

Grade 5 · Math

Score___ / 12

Name

Class

Date

Learning goal: Challenge Puzzles

Directions: Solve each problem. Show your work, then write your answer in the box.

Example

Find the missing digit: 13 + 53 = □6

Answer: 6

  1. 1

    Find the missing digit: 56□ + 587 = 1151

    Answer
  2. 2

    Find the missing digit: 483 + 896 = 1□79

    Answer
  3. 3

    Find the missing digit: 866 - 2□4 = 642

    Answer
  4. 4

    Find the missing digit: 566 - 205 = 3□1

    Answer
  5. 5

    Find the missing digit: 754 + 898 = 165□

    Answer
  6. 6

    Find the missing digit: 662 + 56□ = 1227

    Answer
  7. 7

    Find the missing digit: 828 - 79□ = 34

    Answer
  8. 8

    Find the missing digit: 721 - 430 = 2□1

    Answer
  9. 9

    Find the missing digit: 480 + 487 = □67

    Answer
  10. 10

    Find the missing digit: □71 + 601 = 972

    Answer
  11. 11

    Find the missing digit: 712 - 247 = 4□5

    Answer
  12. 12

    Find the missing digit: 680 - 46□ = 211

    Answer

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Free printable worksheets with answer keys · aethelsystems.com/worksheets/math/5/challenge_missing_digits

Answer key (click to show)
  1. 1.4
  2. 2.3
  3. 3.2
  4. 4.6
  5. 5.2
  6. 6.5
  7. 7.4
  8. 8.9
  9. 9.9
  10. 10.3
  11. 11.6
  12. 12.9

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How to use this worksheet

  • Use it as a 10–15 minute warm-up or homework task rather than a long drill.
  • Ask students to show their working so you can see where a mistake started, not just that it happened.
  • Mark it with the answer key together, then print a fresh version of the same topic to practise the questions they missed.

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More Grade 5 Math worksheets

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Guides for teaching Challenge: Missing Digit Puzzles

Long Division Step by Step: An Easy Method (With Remainders)Divide, multiply, subtract, bring down — the four-step routine that makes long division manageable, with worked examples, remainders, zeros and two-digit divisors.Order of Operations (PEMDAS / BODMAS): Rules, Examples and Common MistakesWhy multiplication doesn't always come before division, how exponents and negatives trip students up, and worked examples you can check.Adding and Subtracting Fractions: A Step-by-Step Guide for Grades 5–6Like and unlike denominators, mixed numbers, and the three mistakes that cause most wrong answers — with worked examples.

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