Adding, Subtracting, Multiplying, Dividing Integers

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero, but does not include fractions or decimals.

Front

How do you multiply two integers with different signs?

Back

When multiplying two integers with different signs, the result is negative.

Front

What is the result of multiplying two integers with the same sign?

Back

When multiplying two integers with the same sign, the result is positive.

Front

What is the rule for adding two negative integers?

Back

When adding two negative integers, the result is the sum of their absolute values, and the answer is negative.

Front

How do you subtract integers?

Back

To subtract an integer, you can add its opposite. For example, a - b is the same as a + (-b).

Front

What is the result of dividing a positive integer by a negative integer?

Back

The result of dividing a positive integer by a negative integer is negative.

Front

What is the result of dividing a negative integer by a positive integer?

Back

The result of dividing a negative integer by a positive integer is negative.

Front

What is the sum of -22 and -9?

Back

The sum of -22 and -9 is -31.

Front

What is the product of -30 and 5?

Back

The product of -30 and 5 is -150.

Front

What is the overall change in Flora's bank account after 3 withdrawals of $75 each?

Back

The overall change in Flora's bank account is -$225.