What state produced the largest coal?

Grade level: 3rd – 5th grades

Skills: Place value

Related environmental issues: Energy

 

The table below shows the amount of coal mined in the 8 largest coal producing states in 2018.

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1. Which state has 9 ten thousand?

2. What is the place value of 3 in the number of Wyoming?

3. How many states have 9 thousands?

4. What is the value of 3 in the number of Indiana?

5. Which state has 61 tens?

6. Which state has 40 hundreds?

7. Which states have the same number in tens place and hundreds place?

 


 

Source: U.S. Energy information Administration (U.S. EIA) (2020) Coal Production Ranking, 2018.

 


Answer keys

1.West Virginia
2.Hundred thousands place
3.4
4.30,000
5.Montana

6.Indiana

7.Pennsylvania


 

Factful Environmental Math Problems (2020)

Just published and now available from Amazon  (paperback)

About this book

The objective of Factful Environmental Math Problems is to cultivate our young people’s skills to analyze and evaluate fact-based data for understanding our world, while improving their math skills and critical thinking skills.

With the rise of the Internet and new technology, building skills to analyze and evaluate fact-based data becomes increasingly important for our young people to prepare for this rapidly changing world. These skills minimize their chances of being brainwashed by false information and making uninformed decisions and ultimately help develop their critical thinking skills. (Read more)

Screen Shot 2020-04-02 at 10.20.25 AM

 

Screen Shot 2020-04-02 at 10.31.32 AM

Screen Shot 2020-04-02 at 10.31.38 AM

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Published: March 26, 2020

Price: $6.25

how much bottles was recycled?

Grade level: 3rd – 5th grades

Skills: Bar graphs

Related environmental issues: Recycle

 

The bar graph below shows what percentages of plastic bottles, steel cans, glass bottles, and aluminum cans were recycled in the United States in 2017.

 

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  1. Which items were recycled the most?
  2. Which items were not recycled the most?
  3. Which items were recycled more, plastic bottles or aluminum cans?
  4. Which items were recycled about half of the materials thrown away?
  5. Which items were less recycled, glass bottles or aluminum cans?
  6. About what percentage of plastic bottles were not recycled?   1 ) 10% 2)  30%  3) 70% 4) 100%

 


 

Source: U.S. EPA, 2019. “Advancing Sustainable Materials Management: 2017Fact Sheet”

 


Answer keys

1.Steel cans
2.Plastic bottles
3.Aluminum cans
4.Aluminum cans
5.Glassbottles
6. 3

 

Factful Environmental Math Problems (2020)

Just published and now available from Amazon  (paperback)

About this book

The objective of Factful Environmental Math Problems is to cultivate our young people’s skills to analyze and evaluate fact-based data for understanding our world, while improving their math skills and critical thinking skills.

With the rise of the Internet and new technology, building skills to analyze and evaluate fact-based data becomes increasingly important for our young people to prepare for this rapidly changing world. These skills minimize their chances of being brainwashed by false information and making uninformed decisions and ultimately help develop their critical thinking skills. (Read more)

Screen Shot 2020-04-02 at 10.20.25 AM

 

Screen Shot 2020-04-02 at 10.31.32 AM

Screen Shot 2020-04-02 at 10.31.38 AM

unknown-1

Published: March 26, 2020

Price: $6.25