Study Notes
A 7-digit number is called a million number and ranges from 1,000,000 to 9,999,999. Each digit in a 7-digit number has a specific place value, from millions to ones.
- Million — a number with seven digits, starting at 1,000,000. Example: 1,000,000 is the smallest 7-digit number.
- Greatest 7-digit number — the largest number with seven digits. Example: 9,999,999 is the greatest 7-digit number.
- Place value — the value of each digit based on its position. Example: In 2,661,532, the digit 2 is in the millions place.
Exam Tips
Key Definitions to Remember
- A million is a number with seven digits.
- The smallest 7-digit number is 1,000,000.
- The greatest 7-digit number is 9,999,999.
Common Confusions
- Confusing the place value of digits in large numbers.
- Misreading numbers by not grouping them correctly.
Typical Exam Questions
- What is the smallest 7-digit number? Answer: 1,000,000
- How do you write 3,215,266 in words? Answer: Three million, two hundred and fifteen thousand, two hundred and sixty-six.
- What is the place value of the digit 6 in 6,321,526? Answer: Millions
What Examiners Usually Test
- Understanding of place values in 7-digit numbers.
- Ability to read and write 7-digit numbers in words and numerals.
- Knowledge of the range of 7-digit numbers.