Number Ninjas: Mastering Hyphenated Numbers (21–99) for Grade 5

 This Grade 5 worksheet focuses on the correct use of hyphens in number words from twenty-one to ninety-nine. It is designed to help learners understand how compound numbers are written correctly in English grammar using hyphens.

Why Hyphenated Numbers Matter in Grammar?

 Hyphenated numbers are an important part of writing clear and correct number words. For Grade 5 learners, this topic is important because: 
1. Numbers from 21 to 99 (except multiples of ten) require hyphens. 
2. They improve accuracy in writing number names. 
3. They help avoid common spelling and formatting mistakes. 
4. They are useful in both academic writing and real-life contexts.

What’s Inside This Worksheet?

 This worksheet includes five engaging grammar activities that build mastery of hyphenated numbers:

Exercise 1 – Multiple Choice Questions 
Students choose the correct sentence that properly uses hyphens in number words. Example: “twenty-one” vs “twenty one”.

Exercise 2 – True or False 
Students identify whether the given sentences correctly use hyphenated numbers.

Exercise 3 – Fill in the Blanks 
Students convert numbers into correct hyphenated number words (e.g., 47 → forty-seven).

Exercise 4 – Sentence Rewriting 
Students replace digits with correct hyphenated number words using a word bank.

Exercise 5 – Paragraph Completion (Fill in the Blanks) 
Students complete a real-life passage using correct hyphenated number words to strengthen contextual understanding.

Answer Key (For Parents & Educators)

Exercise 1 – Multiple Choice 
1. twenty-one 
2. thirty-four 
3. fifty-seven 
4. twenty-one 
5. forty-eight 
6. sixty-three 
7. ninety-two 
8. forty-five 
9. twenty-nine 
10. seventy-six 

Exercise 2 – True or False 
1. True 
2. True 
3. True 
4. True 
5. True 
6. False 
7. False 
8. False 
9. True 
10. True 

Exercise 3 – Fill in the Blanks 
1. sixty-nine 
2. forty-seven 
3. eighty-nine 
4. thirty-four 
5. twenty-seven 
6. fifty-four 
7. seventy-eight 
8. forty-nine 
9. fifty-two 
10. seventy-seven 

Exercise 4 – Sentence Rewriting 
1. fifty-nine 
2. eighty-four 
3. twenty-one 
4. sixty-eight 
5. forty-five 
6. seventy-three 
7. thirty-two 
8. sixty-eight 
9. twenty-one 
10. forty-five 

Exercise 5 – Paragraph Fill in the Blanks 
1. twenty-four 
2. thirty-five 
3. forty-seven 
4. fifty-eight 
5. twenty-six 
6. thirty-nine 
7. fifty-one 
8. sixty-four 
9. seventy-two 
10. forty-five 
11. eighty-three 

Make number writing fun and error-free with engaging grammar practice your child will love.

 Book a free trial!