So is, how much is 15 percent off $4000? You will pay $3400 for a item with original price of $4000 when discounted 15%. In this example, if you buy an item at $4000 with 15% discount, you will pay 4000 - 600 = 3400 dollars.
In like manner, how do you find 15 percent of something without a calculator?
How much is 15 tip?
If you want to tip 15%, then the total tip amount would be $2.40 plus half of that again ($1.20), which is $3.60. If you want to top 20%, double the amount to $4.80.
To calculate the percentage of the whole number, you need to first turn the percentage into a decimal as already described. Then simply multiply. To find 15% of 100, rewrite the 15% as 0.15. Then just multiply 0.15 x 100, to get the solution of 15.
If you want to leave a 15% tip, use the fact that 15% = 10% + 5%. Calculate 10% of the bill by moving the decimal point one position to the left. Then, take that number, divide it in half, and add the new amount to the original 10%.
Tip your hairdresser at least 10%, but preferably 15% or 20%. If it's an exceptional cut, color, or style, you can tip more than 20% to show your appreciation. Ten percent tips are considered low, but if you didn't love the results or if your hair is very short, it's acceptable.
"Percent" literally means per 100. So 15% means 15/100, which reduces to 3/20. 0.15. The first decimal place is 1/10, the second is 1/100, the third 1/1000, etc. So, 0.15 means 15/100, which also reduces to 3/20.