What is 21 plus 18 percent?

What is 21 plus 18 percent (21 plus 18%)? Simply put, what do you get if you add 18 percent to 21? Here we will show you how to calculate 21 plus 18 percent using a two-step process.

Step 1) Calculate 18 percent of 21: To calculate 18 percent of 21, you multiply 18 by 21 and then divide the product you get by 100. Here is the math to illustrate:

18 x 21 = 378
378 / 100 = 3.78

Step 2) Add the 18 percent you calculated in Step 1 to 21. Here is the math to illustrate:

21 + 3.78 = 24.78

Therefore, the answer to "What is 21 plus 18 percent?" is:

24.78

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