rational number 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

What is the result of -2.7 - (-1.972)?

Back

-0.728

Front

How do you add a negative fraction and a positive fraction?

Back

To add a negative fraction and a positive fraction, convert them to a common denominator, then add the numerators, keeping the sign of the larger absolute value.

Front

What is -3 ¼ + ½?

Back

-2 ¾

Front

What is the process to subtract a negative number from a negative number?

Back

When subtracting a negative number from a negative number, you add the absolute value of the negative number to the first number.

Front

What is the result of -2 ⅙ - (-1 ¾)?

Back

-5/12

Front

How do you add two negative mixed numbers?

Back

To add two negative mixed numbers, convert them to improper fractions, add the fractions, and keep the negative sign.

Front

What is -1 ¾ + (-2 ½)?

Back

-4 ¼

Front

What is the result of 3/5 - 7/10?

Back

-1/10

Front

What is the rule for subtracting fractions with different denominators?

Back

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