Subtract rational numbers

Front

What is a rational number?

Back

A rational number is any number that can be expressed as the quotient or fraction of two integers, where the denominator is not zero.

Front

How do you subtract two rational numbers?

Back

To subtract two rational numbers, convert them to a common denominator, subtract the numerators, and simplify the result if necessary.

Front

What is the mixed number form of 1.5?

Back

1.5 can be expressed as the mixed number 1 1/2.

Front

What is the result of 1 3/4 - 1/5?

Back

1 11/20.

Front

What is the result of -13 - (-4)?

Back

-9.

Front

What is the result of 6.59 + (−7.8) − (−2.41)?

Back

1.2.

Front

What is the first step in subtracting mixed numbers?

Back

Convert the mixed numbers to improper fractions.

Front

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

Back

Multiply the whole number by the denominator, add the numerator, and place the result over the original denominator.

Front

What is the result of 1 5/12 - 1 3/4?

Back

-1/4.

Front

What does it mean to simplify a fraction?

Back

To simplify a fraction means to reduce it to its lowest terms by dividing the numerator and denominator by their greatest common divisor.