Lesson 1.7 Adding Negative Numbers

Front

What is the definition of a negative number?

Back

A negative number is a number that is less than zero, often represented with a minus sign (-).

Front

How do you add two negative numbers together?

Back

When adding two negative numbers, you add their absolute values and keep the negative sign. For example, -7 + (-8) = -(7 + 8) = -15.

Front

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

Back

The result depends on the absolute values of the numbers. If the positive number is larger, the result is positive; if the negative number is larger, the result is negative.

Front

What is the sum of -6 and 7?

Back

-6 + 7 = 1.

Front

What is the closest number to 0 on a number line?

Back

The closest number to 0 on a number line can be any number between -1 and 1, but in the context of the provided questions, -10 is mentioned, which is incorrect as it is far from 0.

Front

What is the result of -16 + 5?

Back

-16 + 5 = -11.

Front

How do you visualize adding negative numbers on a number line?

Back

To visualize adding negative numbers, move to the left on the number line. Each step left represents a decrease in value.

Front

What is the result of -7 + (-8)?

Back

-7 + (-8) = -15.

Front

If you add 4 to -9, what is the result?

Back

-9 + 4 = -5.

Front

What is the principle of adding two numbers with different signs?

Back

When adding two numbers with different signs, subtract the smaller absolute value from the larger absolute value and take the sign of the number with the larger absolute value.