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 can you identify a rational number on a number line?

Back

A rational number can be identified on a number line by locating its position relative to whole numbers, often represented as a fraction or decimal.

Front

What is the greatest rational number in the list: 1.82, -3/5, 1 19/20, 3/4?

Back

The greatest rational number in the list is 1 19/20.

Front

How do you compare two rational numbers?

Back

To compare two rational numbers, convert them to a common denominator or decimal form, and then determine which is larger or smaller.

Front

What is the value of -2.5 compared to -1?

Back

-2.5 is less than -1, so -2.5 < -1.

Front

What is the value of 1 2/5 compared to 1.45?

Back

1 2/5 is less than 1.45, so 1 2/5 < 1.45.

Front

What is the decimal equivalent of -3/4?

Back

The decimal equivalent of -3/4 is -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 the result over the original denominator.

Front

What is the process for adding two rational numbers?

Back

To add two rational numbers, find a common denominator, convert the fractions, and then add the numerators while keeping the denominator the same.

Front

What is the process for subtracting two rational numbers?

Back

To subtract two rational numbers, find a common denominator, convert the fractions, and then subtract the numerators while keeping the denominator the same.