A decimal number is simply a way of representing a number in such a way that the place value of each digit is ten times that of the digit to its right. A decimal representation does not require a decimal point. So the required decimal representation is 550, exactly as in the question.
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A decimal number is simply a way of representing a number in such a way that the place value of each digit is ten times that of the digit to its right. A decimal representation does not require a decimal point. So the decimal representation of 550 is 550, exactly as in the question.
To find 10% of any number move the decimal point one place to the left.Like this 10% of 550 is 55.0
Move the decimal point 2 places to the right to make 550 to percent. 550.00 * 100% = 55000%
495550 decreased by 10 percent= 550 - (10% * 550)= 550 - (0.10 * 550)= 550 - 55= 495
90% of 550= 90% * 550= 0.9 * 550= 495