Flashcard - Subtracting Rational Numbers

Front

What is the result of the subtraction expression 4.5 - 6 on a number line?

Back

The result is -1.5, which represents moving 6 units to the left from 4.5.

Front

What is the result of -9 - (-9)?

Back

0, because subtracting a negative number is the same as adding its positive counterpart.

Front

What is the final position of Point A on the number line if it starts at 0 and moves to 6?

Back

The final position is 6.

Front

What is the result of -14 - 3?

Back

-17, because you are moving 3 units further left from -14.

Front

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

Back

-4 3/4, which can also be expressed as -19/4.

Front

Define rational numbers.

Back

Rational numbers are numbers that can be expressed as a fraction of two integers, where the denominator is not zero.

Front

What does it mean to subtract a negative number?

Back

Subtracting a negative number is equivalent to adding its positive value.

Front

How do you represent subtraction on a number line?

Back

Subtraction is represented by moving to the left on the number line.

Front

What is the result of subtracting two equal numbers, such as 5 - 5?

Back

The result is 0.

Front

What is the difference between -4 and 3/4?

Back

The difference is -4 3/4 or -19/4.