When we round a number to the nearest ten we look to the ones place to tell us if we round up or down.

$\displaystyle 587,13{\color{Blue} 4}$

If the number in our ones place is $\displaystyle 5$ or greater, we round up. If the number in the ones place is $\displaystyle 4$ or less, we round down. When we round up, the number in the tens place increases by $\displaystyle 1$ and all the other numbers to the right become $\displaystyle 0$. When we round down, the number in the tens place stays the same and all the other numbers to the right become $\displaystyle 0$.

In this case, $\displaystyle 4$ is less than $\displaystyle 5$ so our rounded number is $\displaystyle 587,130$

When we round a number to the nearest hundred thousand we look to the ten thousands place to tell us if we round up or down.

$\displaystyle 4{\color{Blue} 3}2\textup,529$

If the number in our ten thousands place is $\displaystyle 5$ or greater, we round up. If the number in the ten thousands place is $\displaystyle 4$ or less, we round down. When we round up, the number in the hundred thousands place increases by $\displaystyle 1$ and all the other numbers to the right become $\displaystyle 0$. When we round down, the number in the hundred thousands place stays the same and all the other numbers to the right become $\displaystyle 0$.

In this case, $\displaystyle 3$ is less than $\displaystyle 5$ so our rounded number is $\displaystyle 400\textup,000$

When we round a number to the nearest thousand we look to the hundreds place to tell us if we round up or down.

$\displaystyle 134\textup,{\color{Blue} 5}77$

If the number in our hundreds place is $\displaystyle 5$ or greater, we round up. If the number in the hundreds place is $\displaystyle 4$ or less, we round down. When we round up, the number in the thousands place increases by $\displaystyle 1$ and all the other numbers to the right become $\displaystyle 0$. When we round down, the number in the thousands place stays the same and all the other numbers to the right become $\displaystyle 0$.

In this case, $\displaystyle 5$ is equal to $\displaystyle 5$ so our rounded number is $\displaystyle 135\textup,000$

When we round a number to the nearest thousand we look to the hundreds place to tell us if we round up or down.

$\displaystyle 56\textup,{\color{Blue} 8}73$

If the number in our hundreds place is $\displaystyle 5$ or greater, we round up. If the number in the hundreds place is $\displaystyle 4$ or less, we round down. When we round up, the number in the thousands place increases by $\displaystyle 1$ and all the other numbers to the right become $\displaystyle 0$. When we round down, the number in the thousands place stays the same and all the other numbers to the right become $\displaystyle 0$.

In this case, $\displaystyle 8$ is greater than $\displaystyle 5$ so our rounded number is $\displaystyle 57\textup,000$

When we round a number to the nearest hundred we look to the tens place to tell us if we round up or down.

$\displaystyle 4\textup,3{\color{Blue} 0}1$

If the number in our tens place is $\displaystyle 5$ or greater, we round up. If the number in the tens place is $\displaystyle 4$ or less, we round down. When we round up, the number in the hundreds place increases by $\displaystyle 1$ and all the other numbers to the right become $\displaystyle 0$. When we round down, the number in the hundreds place stays the same and all the other numbers to the right become $\displaystyle 0$.

In this case, $\displaystyle 0$ is less than $\displaystyle 5$ so our rounded number is $\displaystyle 4\textup,300$

When we round a number to the nearest hundred we look to the tens place to tell us if we round up or down.

$\displaystyle 2{\color{Blue} 2}7$

If the number in our tens place is $\displaystyle 5$ or greater, we round up. If the number in the tens place is $\displaystyle 4$ or less, we round down. When we round up, the number in the hundreds place increases by $\displaystyle 1$ and all the other numbers to the right become $\displaystyle 0$. When we round down, the number in the hundreds place stays the same and all the other numbers to the right become $\displaystyle 0$.

In this case, $\displaystyle 2$ is less than $\displaystyle 5$ so our rounded number is $\displaystyle 200$

When we round a number to the nearest ten we look to the ones place to tell us if we round up or down.

$\displaystyle 67\textup,71{\color{Blue} 5}$

If the number in our ones place is $\displaystyle 5$ or greater, we round up. If the number in the ones place is $\displaystyle 4$ or less, we round down. When we round up, the number in the tens place increases by $\displaystyle 1$ and all the other numbers to the right become $\displaystyle 0$. When we round down, the number in the tens place stays the same and all the other numbers to the right become $\displaystyle 0$.

In this case, $\displaystyle 5$ is equal to $\displaystyle 5$ so our rounded number is $\displaystyle 67\textup,720$

When we round a number to the nearest hundred we look to the tens place to tell us if we round up or down.

$\displaystyle 8{\color{Blue} 5}2$

If the number in our tens place is $\displaystyle 5$ or greater, we round up. If the number in the tens place is $\displaystyle 4$ or less, we round down. When we round up, the number in the hundreds place increases by $\displaystyle 1$ and all the other numbers to the right become $\displaystyle 0$. When we round down, the number in the hundreds place stays the same and all the other numbers to the right become $\displaystyle 0$.

In this case, $\displaystyle 5$ is equal to $\displaystyle 5$ so our rounded number is $\displaystyle 900$

When we round a number to the nearest hundred we look to the tens place to tell us if we round up or down.

$\displaystyle 36{\color{Blue} 9}$

If the number in our tens place is $\displaystyle 5$ or greater, we round up. If the number in the tens place is $\displaystyle 4$ or less, we round down. When we round up, the number in the hundreds place increases by $\displaystyle 1$ and all the other numbers to the right become $\displaystyle 0$. When we round down, the number in the hundreds place stays the same and all the other numbers to the right become $\displaystyle 0$.

In this case, $\displaystyle 9$ is greater than $\displaystyle 5$ so our rounded number is $\displaystyle 370$

When we round a number to the nearest ten we look to the ones place to tell us if we round up or down.

$\displaystyle 872\textup,13{\color{Blue} 3}$

If the number in our ones place is $\displaystyle 5$ or greater, we round up. If the number in the ones place is $\displaystyle 4$ or less, we round down. When we round up, the number in the tens place increases by $\displaystyle 1$ and all the other numbers to the right become $\displaystyle 0$. When we round down, the number in the tens place stays the same and all the other numbers to the right become $\displaystyle 0$.

In this case, $\displaystyle 3$ is less than $\displaystyle 5$ so our rounded number is $\displaystyle 872\textup,130$.