Question

State the rules for Rounding off the Uncertain Digits with examples​

Answer 1

Rule Number Insignificant Digit Example (rounding off to two decimal places)

2 Insignificant digit to be dropped is less than 5 Number – 3.132 Result – 3.13

3 Insignificant digit to be dropped is equal to 5 Number – 3.125 Result – 3.12

4 Insignificant digit to be dropped is equal to 5 Number – 3.135 Result – 3.14

Answer 2

Rule NumberInsignificant DigitExample (rounding off to two decimal places)2Insignificant digit to be dropped is less than 5Number – 3.132 Result – 3.133Insignificant digit to be dropped is equal to 5Number – 3.125 Result – 3.124Insignificant digit to be dropped is equal to 5Number – 3.135 Result – 3.14

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