200
200
2,387
0.2134 is rounded to .213 in the nearest thousandth. (.2 is the tenths place, .21 is to the hundredths place, .213 is to the thousandth place, and .2134 is to the nearest ten-thousandth place.
210
That figure is ALREADY rounded to the nearest hundredth !
The figure ends with 14, so it will round down to the answer of 7800.
To the nearest ten, we look at the figure in the ones position. It is a 6, so we round up, giving 570 as the answer.
When rounding 5450 to the nearest hundred, you would look at the digit in the hundreds place, which is 5. Since the digit to the right of it (4) is less than 5, you would round down. Therefore, 5450 rounded to the nearest hundred would be 5400.
You look at the figure in the hundreds position. As it is a 7, then the figure will be rounded up to 85000.
The figure in the tens position is a 1, so we round down, giving 500 as the answer.
The digit in the hundreds place is a 4, so it will round the figure down to 17000 as the answer.