Question

Round 172.4 to the nearest whole number​

Answer 1

172.4 to the nearest whole number is 172 since 4 and under rounds down

Answer: 172

Answer 2

If the tenth digit (first number before decimal point) of the number is greater than or equal to 5 we round up and add 1 to ones of number, If the tenth digit of the number is less than 5 we remove the decimal part. Example:

124.6

The first number of right of decimal point is 6

6 is greater than 5, so we add 1.

Result = 125

Explanation:

is it right if so please brain