Mathematics
Thinking Mathematically
7th Edition
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Thinking Mathematically – eText (w/Access Code – MyMathLab ) – ISBN # 9780134705095 
ANSWER
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- Expressing a fraction as a percent
A percent is a way that is used to express a fraction as number out of 100. Therefore, a fraction is expressed as a percent by dividing the numerator by the denominator and then multiplying by 100. Alternatively, one can multiply the numerator by 100 then divide by the denominator. For example, expressing as a percent is = = 40 percent.
- Expressing a decimal as a percent
A decimal is expressed as a percent by multiplying the decimal by 100. This implies that the decimal is moved 2 places to the right. For example, expressing 0.25 as a percent is 0.25*100 = 25 percent.
- Expressing a percent as a decimal
A percent is converted to a decimal by dividing the number by 100. In simple terms, the decimal is moved 2 places to the left of the number. For instance, 20% as a decimal is
- Expressing a percent as a fraction
Percent is a number that expressed out of 100. Therefore, to express the percent as a fraction divide the number by 100 and simplify to the simplest possible form. For example, expressing 40% as a fraction is
