What city has the highest gasoline price?

Grade level: 5th – 6th grades

Skills: Decimals (Subtraction) (number comparison)

Related environmental issues:  Energy

The table below shows the average price of gasoline per gallon in five big cities the United States in March 2018.

Screen Shot 2018-04-03 at 11.07.58 AM

  1. gas-petrol-station-hiAmong the five cities, which city had the highest gasoline price?
  2. Among the five cities, which city had the lowest gasoline price?
  3. What is the difference between the highest price and the lowest price?
  4. Which city had the price 6 cents lower than the price in Chicago?
  5. Which is bigger, the difference between New York City and Los Angeles or the difference between Houston and San Fransisco?

Sources: U.S. Energy Information Administration (2018) Retail Gasoline and Diesel Prices

________________________________________________________________________

Answer keys

  1. Los Angeles
  2. Houston
  3. $1.16 (3.56 – 2.4 = 1.16)
  4. New York City
  5. Houston and San Fransisco (Los Angeles – New York: 3.56 – 2.73 = 0.83)  (San Fransisco – Houston: 3.53 – 2.4 = 1.13)

How much solar power was installed in the United States?

Grade level:  5th – 6th grades

Skills: rounding (decimal numbers)

Related environmental issues: Energy

The circle below shows how much new solar power was installed the United States each year between 2005 and 2015.

Round each number to the nearest tenth and hundredth.

screen-shot-2017-02-16-at-11-47-33-am

Sources: REN 21, 2016

* Solar power means electricity generated by solar panels.

__________________________________________________________

Answer keys

screen-shot-2017-02-16-at-11-47-57-am