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Question

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.