Example of Rounding Off:
Example:
Round off the subsequent number to two decimal places.
6.238
Solution:
Step 1: 8 is the number to the right of the 2nd decimal place.
Step 2: 8 is greater than 5 that why it drop the 8 and add one to the number in the second decimal place (3 + 1 = 4).
Step 3: 6.24 is the number rounded to two decimal places.
Example:
Round off the subsequent number to two decimal places.
6.2385
Solution:
Step 1: 8 is the number to the right of the 2nd decimal place.
Step 2: 8 is greater than 5 that's why drop the 8 and add one to number in the second decimal place (3 + 1 = 4).
Step 3: 6.24 is the number rounded to two decimal places.
Example:
Round off the subsequent number to three decimal places.
6.2385
Solution:
Step 1: 5 is the number to the right of the 3rd decimal place.
Step 2: 5 is equivalent to 5, so drop the 5 and add one to the number within the third decimal place (8 + 1 = 9).
Step 3: 6.239 is the number rounded to three decimal places.
Example:
Divide 2.25 by 6 and round off the answer to 1 decimal place.
2.25/6 = 0.375
Solution:
Step 1: 7 is the number to the right of the 1^{st} decimal place.
Step 2: 7 is greater than 5 that why drop the 7 and add one to the number in the first decimal place (3 + 1 = 4).
Step 3: 0.4 is .375 rounded to 1 decimal place.