What is 21 plus 9 percent?

What is 21 plus 9 percent (21 plus 9%)? Simply put, what do you get if you add 9 percent to 21? Here we will show you how to calculate 21 plus 9 percent using a two-step process.

Step 1) Calculate 9 percent of 21: To calculate 9 percent of 21, you multiply 9 by 21 and then divide the product you get by 100. Here is the math to illustrate:

9 x 21 = 189
189 / 100 = 1.89

Step 2) Add the 9 percent you calculated in Step 1 to 21. Here is the math to illustrate:

21 + 1.89 = 22.89

Therefore, the answer to "What is 21 plus 9 percent?" is:

22.89

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