Rational numbers Operations

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 add two rational numbers with different denominators?

Back

To add two rational numbers with different denominators, find a common denominator, convert each fraction, and then add the numerators.

Front

What is the additive inverse of a number?

Back

The additive inverse of a number is the value that, when added to the original number, results in zero.

Front

How do you subtract a negative number from a positive number?

Back

Subtracting a negative number is the same as adding its positive counterpart.

Front

What is the result of 8 - (-24)?

Back

The result is 32.

Front

How do you find the difference between two rational numbers?

Back

To find the difference, subtract the smaller number from the larger number.

Front

What is the process for multiplying two rational numbers?

Back

To multiply two rational numbers, multiply the numerators together and the denominators together.

Front

What is the result of 3/8 + 1 1/4?

Back

The result is 1 5/8.

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 54.98 - 32.45?

Back

The result is 22.53.