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To round 19.25 to the nearest ones, we look at the digit in the tenths place, which is 2. Since 2 is less than 5, we round down. Therefore, 19.25 rounded to the nearest ones is 19.
The two hudreds, either side of 5681 are: 5600 which is 81 away and 5700 which is 19 away. Since 19<81, the nearest hundred is 5700.
To round 18.25 to the nearest dollar, you would look at the hundredths place, which is the 5 in this case. Since 5 is greater than or equal to 5, you would round up the tenths place to 2+1=3. Therefore, 18.25 rounded to the nearest dollar is 19.
To round a number to the nearest unit, you first consider only digits with a place value of units or greater. In this case, that would be 19. The next step is to look at the tenths digit. If it is 5, 6, 7, 8 or 9 we need to round up. Otherwise, we can leave the number as it is. In this case, the tenths digit is 5, so we need to round up. Therefore, 19.54 rounded to the nearest one is 20.
19