What Does It Mean to Round to the Nearest Multiple of 5?
Rounding a number to the nearest multiple of five means approximating the given number to the closest value that is a multiple of five.
Rounding to the nearest multiple of five and rounding with an accuracy of 5 units mean the same thing. It means that the number will be rounded in such a way that it is a multiple of five.
Rounding Rules to the Nearest Multiple of 5:
- If the last significant digit of the number is between 0 and 2, the number is rounded down to the nearest multiple of five.
- If the last significant digit of the number is between 3 and 7, the number is rounded to the nearest multiple of five.
- If the last significant digit of the number is between 8 and 9, the number is rounded up to the nearest multiple of five.
Examples:
- 22 rounds to 20
- 23 rounds to 25
- 27 rounds to 25
- 38 rounds to 40