Multiplying and Dividing Integers Review

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 product is negative.

Front

What is the product of -3 and 4?

Back

The product of -3 and 4 is -12.

Front

What is the product of two negative integers?

Back

The product of two negative integers is positive.

Front

How do you divide integers?

Back

To divide integers, divide the absolute values and apply the sign rules: if the signs are the same, the result is positive; if the signs are different, the result is negative.

Front

What is the result of dividing -20 by 4?

Back

The result of dividing -20 by 4 is -5.

Front

What is the average of a set of numbers?

Back

The average is calculated by adding all the numbers together and then dividing by the count of the numbers.

Front

If a stock market falls 60 points over 4 days, what is the average daily change?

Back

The average daily change is -15 points.

Front

What does it mean to split a cost?

Back

To split a cost means to divide the total amount by the number of people sharing the expense.

Front

If dinner costs $26 and is split between two people, how much does each person pay?

Back

Each person pays $13.