Find the sum of 63 and 27.

To find the sum of 63 and 27, you simply add the two numbers together.

Starting with 63, you can break it down into parts for an easier addition. You can add 20 to 63 first, which gives you 83. Then, you just need to add the remaining 7 from 27. So, adding 7 to 83 results in 90. Therefore, the total sum of 63 and 27 is 90.

This method highlights the process of breaking down the addition into smaller, manageable pieces, which can be helpful in mental math. This consistent and logical approach ensures that you arrive at the correct total efficiently. The number 90 is the accurate sum, confirming that adding these two values results in that total.