Description:
This contains the steps to round off the multi-digit whole number
-
Steps to Round off the
Multi-digit whole numbers-
Identify the digit you want to round the number to.
This is your target digit.- To round 154 to the nearest 10,
the target digit is 5.
-
Look at the digit immediately
to the right of the target digit.- The digit to the right of 5 is 4.
-
If the digit to the right is 0, 1, 2, 3, or 4,
keep the target digit unchanged and
drop all the digits to its right to zero.
This is rounding down.- Since 4 < 5, we keep the target digit unchanged and
drop all the digits to its right to zero.
So, 154 rounds down to 150.
- Since 4 < 5, we keep the target digit unchanged and
-
If the digit to the right is 5, 6, 7, 8, or 9, add 1
to the target digit and drop all the digits
to its right to zero. This is rounding up.- For example, to round the number 158 to nearest ten,
look at the ones digit, which is 8, so,
rounding up, we get, 160.
- For example, to round the number 158 to nearest ten,
-
public Lumos Mind Maps (387 Mind maps)
Useful Links:
Sign up for a FREE Account
Microsoft
OR
Login Required
You need to Login to unlock all the features.
