Multiplying Integers

Front

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

Back

The result is a negative integer.

Front

What is the result of multiplying two positive integers?

Back

The result is a positive integer.

Front

What is the result of multiplying two negative integers?

Back

The result is a positive integer.

Front

If the price of an item decreases by a certain amount each week, how do you represent this mathematically?

Back

You represent this as a negative change in price multiplied by the number of weeks.

Front

Calculate the total change in price if an item is reduced by $6 per week for 7 weeks.

Back

The total change in price is -6 * 7 = -42.

Front

What is the product of (-2)(-1)(-3)(-4)(-1)?

Back

The product is -24.

Front

What happens to the sign of the product when multiplying two negative numbers?

Back

The sign of the product becomes positive.

Front

What happens to the sign of the product when multiplying a negative number by a positive number?

Back

The sign of the product remains negative.

Front

What is the rule for multiplying integers with different signs?

Back

The product will always be negative.

Front

What is the rule for multiplying integers with the same sign?

Back

The product will always be positive.