Additive & Multiplicative Inverse Practice with Word Problem

Front

What is the additive inverse of 8?

Back

-8

Front

What is the multiplicative inverse of 2/3?

Back

3/2

Front

If a checkout clerk completes 6 transactions in 20 minutes, how many transactions will he complete in 1 hour?

Back

18 transactions (not meeting the goal of 16 transactions).

Front

What property is demonstrated by the equation 8 + (-8) = 0?

Back

Additive Inverse

Front

If a clerk continues at the same rate for a 6-hour shift, will he complete exactly 96 transactions if he completes 6 transactions in 20 minutes?

Back

False (he will complete 18 transactions in 1 hour, totaling 108 transactions in 6 hours).

Front

Define additive inverse.

Back

The additive inverse of a number is the value that, when added to the original number, results in zero.

Front

Define multiplicative inverse.

Back

The multiplicative inverse of a number is the value that, when multiplied by the original number, results in one.

Front

What is the additive identity?

Back

The additive identity is 0, as adding 0 to any number does not change the value of that number.

Front

What is the equation for finding the additive inverse of a number x?

Back

The additive inverse of x is -x.

Front

If x = 5, what is the additive inverse of x?

Back

-5