Jordan spent 2/5 of an hour studying for science each day. If he studied for 7 days, how many hours did Jordan study?

-9.40 x (-1.45)

Evaluate: -4 to the 2nd power

12.18 x (-0.3) =

Martin's car gets 32.5 miles per gallon of gas. If he put 12.8 gallons of gas in his car, how far should he be able to travel?

Evaluate: (-7) to the 3rd power

- 2 1/2 - (-3/4)

Lenard used a recipe that required 2/3 cups of flour. The amount of sugar needed was 1 1/4 times the amount of flour. How much sugar was used?

4/5 + 2/7

Mary bought 4 1/8 pounds of hamburger. She used 1/3 of the hamburger for dinner. How much hamburger does she have left?

-3 1/5 + (-1 1/6)

-1/2 x 2/3 =

52.3 divided by -0.2