- The decimal number system has a base of 10.
- It uses 10 digits: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9.
- It is a positional value system, meaning the value of each digit depends on its position (place value).
Examples of Place Value
- 734 → The value of 7 is 7 hundreds = (7 x 100 = 700 = 7 x 10^2).
- 971 → The value of 7 is 7 tens = (7 x 10 = 70 = 7 x 10^1).
- 207 → The value of 7 is 7 units (ones) = (7 x 1 = 7 = 7 x 10^0).
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