how can you use expanded notation to find an equivalent decimal
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you can find it by putting it in expanded from
equivalent decimal for 16.53 = 16.530
Divide the numerator of the rational number by its denominator. The quotient is the decimal equivalent.
Convert the discount into a decimal equivalent by removing the percent sign and placing the decimal 2 places to the left of the number in front of the percent sign. (25% = .25; 5% = .05, etc.). Then multiply the number that you want to find the discount for by the decimal equivalent. Example: to find how much 250 with a 15% discount is, multiply 250 x .15 (250 x .15 = 37.50).
Ah, isn't that just a happy little question! To find the decimal equivalent of 10 percent, you simply move the decimal point two places to the left. So, 10 percent is equal to 0.10 as a decimal. Just remember, there are no mistakes, only happy little accidents in math!