4.81 rounded to the nearest whole number is 5. When rounding, you look at the digit in the tenths place, which is 8. Since 8 is 5 or greater, you round up.
480
500
480
480
21.9317 (rounded)
400
500
Round it UP... to 500.
The half of 481 is 240.5. To find half of a number, you divide it by 2. In this case, 481 ÷ 2 = 240.5. It is important to note that the result is a decimal because 481 is an odd number.
481 is 52% of 925
13 x 37 = 481
1, 13, 37, 481.