Approximating Square Roots

Front

What is the decimal representation of the fraction 7/10?

Back

0.7

Front

How do you convert a decimal to a fraction?

Back

To convert a decimal to a fraction, write the decimal over 1, multiply both the numerator and denominator by 10 for every digit after the decimal point, and simplify if possible.

Front

What is the decimal representation of the fraction 1/2?

Back

0.5

Front

What is the process to simplify a fraction?

Back

To simplify a fraction, divide both the numerator and denominator by their greatest common divisor (GCD).

Front

What is the greatest common divisor (GCD) of 8 and 12?

Back

The GCD of 8 and 12 is 4.

Front

Convert 0.25 to a fraction.

Back

1/4

Front

What is the decimal representation of 3/4?

Back

0.75

Front

How do you convert a mixed number to an improper fraction?

Back

To convert a mixed number to an improper fraction, multiply the whole number by the denominator, add the numerator, and place that over the original denominator.

Front

What is the decimal representation of 1/8?

Back

0.125

Front

How do you add fractions with different denominators?

Back

To add fractions with different denominators, find a common denominator, convert the fractions, and then add the numerators.