Large Numbers: Challenge & Extension
Mathematics
Year 9
13 questions
~26 mins
1 views0 downloads
About This Worksheet
A worksheet designed to develop skills in adding large numbers with four or more digits, including procedural practice, problem-solving, real-world contexts, and extension challenges.
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Full preview • 13 questions
Large Numbers: Challenge & Extension
Subject: MathematicsGrade: Year 9
Name:
Date:
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Untitled Worksheet
Grade Year 9
A
Fluency & Practice
Compute the sums in each question. Show your working in the grid spaces provided.
1.
Calculate 4837 + 1294.
[2 marks]2.
Add 7564 + 9876.
[2 marks]3.
Find the sum of 10234 + 5678.
[2 marks]B
Problem Solving & Reasoning
Solve each problem and explain your steps clearly.
1.
A warehouse stores 12,345 boxes of goods. They receive an additional 4,678 boxes. How many boxes are there in total? Explain your approach.
[4 marks]2.
A school has 2,143 students. During a fundraising event, 589 more students participate than last year, when 1,632 students joined. Calculate the total number of students participating this year. Show your working.
[4 marks]C
Real-world Applications
Contextual word problems involving large number addition.
1.
A company’s annual revenue is $1,234,567. In the second quarter, they earned an additional $456,789. What is the total revenue for the year so far?
[3 marks]2.
A library has 45,678 books. They acquire another 12,345 new books. How many books does the library have now?
[2 marks]D
Challenge & Extension
Attempt these advanced questions to extend your understanding of large number addition.
1.
Calculate the sum of 987,654 + 123,456 + 654,321.
[3 marks]2.
A factory produced 1,234,567 units last month and 987,654 units this month. What is the total production over the two months?
[3 marks]E
Mixed Review
Solve a variety of problems involving large numbers.
1.
Add 4,567,890 and 3,210,987.
[2 marks]2.
A city’s population is 3,456,789. A neighboring city has 1,234,567 people. What is their combined population?
[3 marks]F
Error Analysis
Identify and correct the common mistake in each of the following addition attempts.
1.
Student’s work: 234,567 + 89,678 = 324,245. Find and fix the mistake.
[3 marks]2.
Student’s work: 1,000,000 + 999,999 = 1,999,999. Identify and correct the error.
[3 marks]Quick Actions
What is Remix?
Create a new worksheet based on this one. Change the grade level, topic, number of questions, or difficulty - then generate a fresh version.
- • Change grade level (Grade 6 → Grade 7)
- • Swap topics (Harry Potter → Macbeth)
- • Add more questions (10 → 15)
- • Adjust difficulty
Details
- Created
- 1/1/2026
- Updated
- 1/1/2026
- Type
- worksheet