Grade 7 Math - Adding & Subtracting Negative Decimals

Front

What is the result of adding a negative decimal to a positive decimal?

Back

When adding a negative decimal to a positive decimal, you subtract the absolute value of the negative decimal from the positive decimal. If the absolute value of the negative decimal is greater, the result will be negative.

Front

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

Back

To subtract a negative decimal from a positive decimal, you add the absolute value of the negative decimal to the positive decimal.

Front

What is the sum of -7.79 and 5.4?

Back

The sum of -7.79 and 5.4 is -2.39.

Front

What is the result of -23.4 - 3.4?

Back

The result of -23.4 - 3.4 is -26.8.

Front

How do you perform the operation -40 + 15.05?

Back

To perform -40 + 15.05, you subtract 15.05 from 40, resulting in -24.95.

Front

What is the result of 5.23 - (-9.1)?

Back

The result of 5.23 - (-9.1) is 5.23 + 9.1, which equals 14.33.

Front

What is the definition of a negative decimal?

Back

A negative decimal is a decimal number that is less than zero, indicating a value that is below a defined reference point.

Front

What is the absolute value of a negative decimal?

Back

The absolute value of a negative decimal is the positive version of that decimal, representing its distance from zero on the number line.

Front

How do you determine the sign of the result when adding two negative decimals?

Back

When adding two negative decimals, the result is always negative, and you add their absolute values.

Front

What happens when you subtract a larger negative decimal from a smaller negative decimal?

Back

When you subtract a larger negative decimal from a smaller negative decimal, the result is a negative number that is less than the smaller negative decimal.