What is the total of 20, 15, and 10?

To find the total of 20, 15, and 10, you need to add these three numbers together. Start by adding the first two numbers:

20 + 15 = 35.

Next, you take this sum and add the last number:

35 + 10 = 45.

Thus, the total of 20, 15, and 10 is indeed 45. This confirms that the answer is correct. When adding numbers, ensuring that each step is correctly followed will lead you to accurate results. In this case, adding the three values together was straightforward, yielding the sum of 45 as the correct total.