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Decimals, Fractions, and Percents

Learn how to convert fractions, decimals, and percents.
by

Haley Triem

on 11 March 2011

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Transcript of Decimals, Fractions, and Percents

How to change a
decimal into a
percent; Move the decimal
two places to the
right. EX.
.56 = 56%
.05 = 5%
.954 = 95.4% How to change a
fraction into a
percent; Convert the fraction
into n/100 and then
take the numerati=or and change it to a per
-cent EX.
2/10= 20/100 =20%
61/ 10 = 610/100= 610%
5/5 = 100/100 = 100% How to change a
percent into a
fraction; Put the percent over
100, and simplify the
fraction EX.
55% =55/100= 11/20
1% =1/100
30% = 30/100= 1/10 How to change a
percent into a
decimal; Move the decimal two
places to the left (you
may need to add zeros) EX.
6% = .06
78% = .78
135% = 1.35 How to find the
percentof a
number; Multiply the number by
the percent changed into a
decimal.
or
Make a proportion. EX.
5% of 100
100 x .05 = 5

50% of 500
500 x .50 = 250

45% of 600
600 x .45 = 270 EX2.
% /100 - is/of

5% OF 100
5/100 = n/100
5 x 100 = n x 100
divide divide
5 = n 50% OF 500
50/100 = n/500
50 x 100 = n x 500
divide divide
250 = n 45% OF 600
45/100 = n/600
45 x 100 = n x 600
divide divide
270 = n
Full transcript