19.872 rounded up to the nearest hundredth is 19.87 correctly .
It is 4 when rounded to the nearest whole number because .09 is less than .5
Assuming you want to round it to a whole number, you look at the first digit after the decimal point. As it is a 9 and any digit from 5 to 9 causes a rounding up, then the figure is rounded up from 7.9 to 8.
A whole number is a positive integer. Since 0, the place next to where you want to round, is less than 5, 5.05 to the nearest whole number is 5.
31,969 could be rounded as...
... 10th & 20th: 31,970
... 100th & 1000th: 32,000
550000 to 649999
5.55 rounded to the next whole number is 6. Any number that has a decimal of 0.5 or more will be round up to the next whole number.
60/12 = 5
48/12 = 4
The answer will be between 4 and 5, closer to 5. Estimate 4.75
534 rounded to the nearest 10, is 530. 534 rounded to the nearest 100 is 500.