Answer
99, 5 5 6
Work Step by Step
Step 1: To find the sum at tens place we have to add tens column
63, 2 5 1
+ 36, 3 0 5
_________
9_, _5 6
Step 2: To find the sum at hundreds place we have to add hundreds column
63, 2 5 1
+ 36, 3 0 5
_________
9_, 5 5 6
Step 3: To find the sum at thousands place we have to add thousands column
63, 2 5 1
+ 36, 3 0 5
_________
99, 5 5 6