Quantcast Changing decimals to fractions - Basic Mathematics

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FRAME 3-10.
Solution to
If you have a mixed number and wish to convert the fraction to a decimal,
Frame 3-9.
then the whole number goes to the left of the decimal and the fraction
goes to the right of the decimal. For example "five and one-half" (or "five
a. 0.0833
and five-tenths) is written as "5.5."
b. 0.0088
a. Write 3 1/12 as a decimal (carry out to the fourth decimal place).
b. Write 300 8/900 as a decimal (carry out to the fourth decimal place).
____________________________________________________________________________________
FRAME 3-11.
Solution to
To change an improper fraction to a decimal, divide the numerator by the
Frame 3-10.
denominator. Remember to keep the decimal in the quotient above the
decimal point in the dividend. The improper fraction 3/2 is shown below
a. 3.0833
being changed to its decimal form.
b. 300.0088
1.5
2 / 3.0
2
10
10
0
Change 19/8 to a decimal.
____________________________________________________________________________________
FRAME 3-12.
Solution to
CHANGING DECIMALS TO FRACTIONS. Frames 3-1 through 3-7 have
Frame 3-11.
given you the basic information you need to change a decimal to a
fraction. Just put the numerator over the appropriate denominator (a
19/8 = 2.375
power of 10).
For example: 0.045 = 45 thousandths = 45/1000
If you want the fraction reduced, divide the numerator and denominator by
their common factors (whole numbers which divide into both the
numerator and denominator without leaving a remainder). For example
45 5
45
9
=
=
1000 5
1000
200
a. Change 0.004 to a fraction and reduce.
b. Change 0.0031 to a fraction and reduce.
____________________________________________________________________________________
MD0900
3-6



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