Everlasting Subtraction Worksheet: Mixed Problems & Answer Key

Everlasting Subtraction Worksheet: Mixed Problems & Answer Key

Overview

The Everlasting Subtraction Worksheet: Mixed Problems & Answer Key is a flexible, reusable practice resource designed to build subtraction fluency across a range of difficulty levels. It combines single-digit, multi-digit, regrouping (borrowing), and word problems in one printable sheet, plus a clear answer key for fast correction. Use it for classroom warm-ups, homework, intervention, or quick assessments.

Objectives

• Reinforce basic subtraction facts (0–9).
• Practice multi-digit subtraction with and without regrouping.
• Apply subtraction in real-world word problems.
• Provide immediate feedback with an organized answer key.

Recommended Grade Levels

• Primary practice: Grades 1–3 (adjust difficulty per grade).
• Remediation or fluency drills: Grades 4+ (use as warm-up or timed practice).

Worksheet Structure (one page)

1. Warm-up — Single-digit facts (10 problems)
   Simple problems like 9 − 4, 7 − 7 to build speed.

2. Core — Two-digit subtraction without regrouping (8 problems)
   Examples: 72 − 35, 64 − 21.

3. Challenge — Two- and three-digit subtraction with regrouping (8 problems)
   Include vertical format to practice borrowing: 203 − 79, 512 − 287.

4. Mixed review — Randomized set (6 problems)
   Combine single-, double-, and triple-digit items so students must choose strategy.

5. Word problems (4 problems)
   Short contexts requiring subtraction and one-line answers; e.g., “A store had 245 apples and sold 179. How many left?”

6. Problem-solving extension (optional)
   One multi-step problem combining addition and subtraction for higher-level thinking.

7. Answer key
   All problems numbered and solved clearly (vertical work for regrouping problems shown step-by-step).

Sample Problems

Warm-up

1. 8 − 3
2. 5 − 5
3. 9 − 6
4. 7 − 2
5. 6 − 1
6. 4 − 0
7. 3 − 2
8. 2 − 1
9. 1 − 1
10. 0 − 0

Core (no regrouping)

1. 84 − 22
2. 63 − 31
3. 50 − 14
4. 91 − 40
5. 37 − 12
6. 76 − 24
7. 45 − 11
8. 82 − 60

   Challenge (with regrouping)

9. 104 − 37
10. 256 − 189
11. 430 − 278
12. 301 − 59
13. 515 − 267
14. 200 − 87
15. 349 − 194
16. 600 − 357

    Mixed review

17. 9 − 4
18. 73 − 29
19. 158 − 76
20. 40 − 19
21. 7 − 0
22. 212 − 128

    Word problems

23. Maria had 128 stickers. She gave 47 to a friend. How many does she have left?
24. A library had 1,205 books; 378 were checked out. How many remain in the library?
25. A baker made 320 cookies and sold 268. How many cookies are left?
26. A farmer picked 482 apples and packed 199 boxes. How many apples remain unpacked?

    Extension

27. Jenna had 400 points, lost 127, then earned 54. How many points does she have now?

    Answer Key (concise)

    1. 5
    2. 0
    3. 3
    4. 5
    5. 5
    6. 4
    7. 1
    8. 1
    9. 0
    10. 0

    11. 62

    12. 32

    13. 36

    14. 51

    15. 25

    16. 52

    17. 34

    18. 22

    19. 67

    20. 67

    21. 152

    22. 242

    23. 248

    24. 113

    25. 155

    26. 243

    27. 5