To round 643 to the nearest hundred, we look at the hundreds place digit, which is 6. Since the digit in the tens place, 4, is less than 5, we keep the hundreds place digit the same and change all following digits to zero. Therefore, 643 rounded to the nearest hundred is 600. To round 643 to the nearest ten, we look at the tens place digit, which is 4. Since 4 is less than 5, we keep the tens place digit the same and change all following digits to zero. Therefore, 643 rounded to the nearest ten is 640.
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To the nearest ten: 860 To the nearest hundred: 900
which three digit numbers round to 500 when rounded to the nearest hundred , and also round to the 460 when rounded to the nearest ten
4 makes it round down, so it is 600 to the nearest ten. 04 makes it round down also, so it is also 600 to the nearest hundred.
6750 and 6800 respectively.
The answer might depend on what you mean by "tn hundred".