7th Grade Mid-term

Front

What is the formula to calculate hours worked if you know the total earnings and hourly wage?

Back

Hours Worked = Total Earnings / Hourly Wage

Front

If Ted earns $8.50 an hour and made $680, how many hours did he work?

Back

80 hours

Front

What does the inequality x ≤ 9 represent?

Back

x can be any number less than or equal to 9.

Front

What does the inequality x > -3 indicate?

Back

x can be any number greater than -3.

Front

How do you find the difference between two bank account balances?

Back

Difference = |Balance1 - Balance2|

Front

If Tom's bank account was $76 and then -$20, what is the difference in his account?

Back

$96

Front

What is the overall change in temperature from -2 degrees to 63 degrees?

Back

65 degrees

Front

How do you calculate the change in temperature?

Back

Change in Temperature = Final Temperature - Initial Temperature

Front

What does the inequality x < 9 mean?

Back

x can be any number less than 9.

Front

What is the significance of the special rule in solving inequalities?

Back

The special rule often refers to flipping the inequality sign when multiplying or dividing by a negative number.