Question

4. let's write approximate value upto 2 decimal place of 0.997.​

Answer 1

1.00

Two Decimal Places Rule #1: If the last digit in 0.997 is less than 5, then remove the last digit.

Two Decimal Places Rule #2: If the last digit in 0.997 is 5 or more and the second to the last digit in 0.997 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 0.997 is 5 or more and the second to the last digit in 0.997 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 number to the third to the last digit.

Two Decimal Places Rule #4: If the last digit in 0.997 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 0.997 to two decimal places we use Two Decimal Places Rule #4. Therefore, the answer to "What is 0.997 rounded to 2 decimal places?" is:

1.00

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Answer 2

2 decimal place of 0.214