6.6a Test - Integer Operations

Front

What is the sum of -3 and -4?

Back

-7

Front

What is the result of 14 - 20?

Back

-6

Front

How do you subtract a negative number, for example, -2 - -8?

Back

Subtracting a negative number is the same as adding its positive counterpart, so -2 - -8 = -2 + 8 = 6.

Front

What is the sum of two negative integers, such as -2 and -9?

Back

The sum of two negative integers is negative, so -2 + -9 = -11.

Front

What is the result of 0 - 16?

Back

The result is -16.

Front

What is the definition of an integer?

Back

An integer is a whole number that can be positive, negative, or zero.

Front

What is the rule for adding two integers with the same sign?

Back

When adding two integers with the same sign, add their absolute values and keep the sign.

Front

What is the rule for adding two integers with different signs?

Back

When adding two integers with different signs, subtract their absolute values and take the sign of the integer with the larger absolute value.

Front

What is the result of -5 + 3?

Back

-2, because you subtract 3 from 5 and keep the negative sign.

Front

What is the result of -10 - 5?

Back

-15, because you are adding two negative numbers.