All GED Math Resources
Example Questions
Example Question #1 : Decimal And Fraction Conversions
Express as a fraction:
Let
Then
Subtract:
Example Question #1 : Decimal And Fraction Conversions
Express as a decimal:
Divide 15 by 16:
Example Question #2 : Decimal And Fraction Conversions
Express as a fraction:
Let
Then
and
We can subtract:
Example Question #2 : Decimal And Fraction Conversions
Which number has 5.25 as its reciprocal?
Do not use a calculator.
The number that has 5.25 as its reciprocal is, in return, the reciprocal of 5.25.
Convert 5.25 to a fraction:
Switch the numerator and the denominator to obtain the reciprocal - this number is .
Example Question #123 : Complex Operations
Which of the following numbers has as its reciprocal?
Do not use a calculator.
The number that has as its reciprocal is, in return, the reciprocal of . This number is the result of switching the numerator and denominator - . Since we are looking for the decimal equivalent, we divide 29 by 8:
, the correct choice.
Example Question #2 : Decimal And Fraction Conversions
Express as a decimal:
Divide 11 by 12:
The "6" repeats forever, so
.
Example Question #4 : Decimal And Fraction Conversions
Express as a decimal:
Divide 16 by 15:
The "6" repeats forever, so
.
Example Question #5 : Decimal And Fraction Conversions
Express as a decimal:
Divide 12 by 11:
The "09" repeasts forever, so
.
Example Question #126 : Complex Operations
What is the decimal represented by the fraction ?
Set up a proportion such that this fraction is some number over 100.
Cross multiply.
Divide by 50 on both sides.
The answer is:
Example Question #6 : Decimal And Fraction Conversions
Rewrite 0.24 as a fraction in simplest form.
The last nonzero digit of 0.24 - namely, the "4" - is in the hundredths place, so the fractional representation is
Reduce this to simplest form by dividing both halves by their greatest common factor, which is 4: