#### Answer

$1013$

#### Work Step by Step

$116 + 897$
Start at the right of each number and add the ones digits
$6 + 7 = 13$ ones
Regroup the $13$ ones as $1$ ten and $3$ ones
Write the $3$ ones in the ones column.
Write the $1$ ten in the tens column
Add the tens column next including the regrouped $1$
$1 + 1 + 9 = 11$ tens
Regroup the $11$ tens as $1$ hundred and $1$ ten
Write the $1$ ten in the tens column.
Write the $1$ hundred in the hundreds column
Add the hundreds column next including the regrouped $1$
$1 + 1 + 8 = 10$ hundreds
Regroup the $10$ hundreds as $1$ thousand and $0$ hundreds
Write the $0$ hundreds in the hundreds column
Write the $1$ thousand in the thousands column
Write the thousands column next which is the regrouped $1$
$1$ thousand
The sum of the two numbers is $1013$