Adding and Subtracting negative numbers

Front

What is a negative number?

Back

A negative number is a number that is less than zero, often used to represent a loss or a deficit.

Front

How do you add a negative number to a positive number?

Back

When you add a negative number to a positive number, you subtract the absolute value of the negative number from the positive number.

Front

What is the result of adding two negative numbers?

Back

The result of adding two negative numbers is a negative number.

Front

What is the result of subtracting a negative number from a positive number?

Back

Subtracting a negative number from a positive number is the same as adding the absolute value of that negative number.

Front

How do you find the total distance between two elevations, one above and one below sea level?

Back

To find the total distance, subtract the lower elevation from the higher elevation and ignore the signs.

Front

What does a temperature change of -12 degrees indicate?

Back

A temperature change of -12 degrees indicates a drop in temperature by 12 degrees.

Front

If a football team gains 6 yards and then loses 15 yards, what is the net gain or loss?

Back

The net loss is 9 yards (6 - 15 = -9).

Front

What is the formula to calculate the total balance after deposits and withdrawals?

Back

Total Balance = Starting Balance + Total Deposits - Total Withdrawals.

Front

How do you calculate the change in temperature from -4 degrees to 19 degrees?

Back

Change in Temperature = Final Temperature - Initial Temperature = 19 - (-4) = 23 degrees.

Front

What is the absolute value of a negative number?

Back

The absolute value of a negative number is its positive counterpart, e.g., |-5| = 5.