If the digit immediately to the right of the one you are rounding to is 4 and below, you keep the rounded number. If the digit is 5-9, then you round up one. In this case, the 4 is less than the whole number 5, so 5.45 ≈ 5.
1.471 rounded to a whole number is 1
5.18742 rounded to the nearest whole number is 5.
24.9 rounded to the nearest whole number is 25
0.02625 rounded to the nearest whole number is zero.
60.88 rounded to the nearest whole number is 61
1.471 rounded to a whole number is 1
It is 2 when rounded to the nearest whole number
It is 310 when rounded to the nearest whole number
9.12 rounded to a whole number is 9.
Rounded to the nearest whole number, it is 10.
It can be rounded from 0.7 to 1 as a whole number
It is then 18 when rounded to the nearest whole number
It is then 14 when rounded to the nearest whole number
503.8 rounded to the nearest whole number is 504
8.34 rounded to the nearest whole number = 8
3.083 rounded to a whole number is just 3
5.18742 rounded to the nearest whole number is 5.