“What is 0.123 rounded to 2 decimal places?” is the same as asking, “What is 0.123 rounded to two decimal points?” or “How to round 0.123 to two decimal places.”
The main point is that you want to round 0.123 to two digits or places after the decimal point. Thus, we want to eliminate the last digit in 0.123.
To eliminate the last digit in 0.123, we use the following Two Decimal Places Rules to get the answer:
Two Decimal Places Rule #1: If the last digit in 0.123 is less than 5, then remove the last digit.
Two Decimal Places Rule #2: If the last digit in 0.123 is 5 or more and the second to the last digit in 0.123 is less than 9, then remove the last digit and add 1 to the second to the last digit.
Two Decimal Places Rule #3: If the last digit in 0.123 is 5 or more and the second to the last digit in 0.123 is 9, and the third to the last digit is less than 9, then remove the last digit, make the second to last digit 0, and add 1 to the third to the last digit.
Two Decimal Places Rule #4: If the last digit in 0.123 is 5 or more and the second to the last digit is 9, and the third to the last digit is 9, then add 1 to the number on the left side of the decimal point and make the right side of the decimal point 00.
When rounding 0.123 to two decimal places we use Two Decimal Places Rule #1. Therefore, the answer to “What is 0.123 rounded to 2 decimal places?” is:
0.12
“What is 4.994 rounded to 2 decimal places?” is the same as asking, “What is 4.994 rounded to two decimal points?” or “How to round 4.994 to two decimal places.”
The main point is that you want to round 4.994 to two digits or places after the decimal point. Thus, we want to eliminate the last digit in 4.994.
To eliminate the last digit in 4.994, we use the following Two Decimal Places Rules to get the answer:
Two Decimal Places Rule #1: If the last digit in 4.994 is less than 5, then remove the last digit.
Two Decimal Places Rule #2: If the last digit in 4.994 is 5 or more and the second to the last digit in 4.994 is less than 9, then remove the last digit and add 1 to the second to the last digit.
Two Decimal Places Rule #3: If the last digit in 4.994 is 5 or more and the second to the last digit in 4.994 is 9, and the third to the last digit is less than 9, then remove the last digit, make the second to last digit 0, and add 1 to the third to the last digit.
Two Decimal Places Rule #4: If the last digit in 4.994 is 5 or more and the second to the last digit is 9, and the third to the last digit is 9, then add 1 to the number on the left side of the decimal point and make the right side of the decimal point 00.
When rounding 4.994 to two decimal places we use Two Decimal Places Rule #1. Therefore, the answer to “What is 4.994 rounded to 2 decimal places?” is:
4.99
Simplify your calculations with Instant Calculator, your ultimate destination for a wide range of calculators. Simplify your calculations with Instant Calculator, your ultimate destination for a wide range of calculators.