# WILDFIRES IN 2021- HOW MANY MANHATTANS CAN BE FIT?

Factful math: Grade 3rd-5th

Math skills: Division (large numbers)

Related Environmental issues: Air / deforestation /climate change

Wildfires burned about 7 million acres in the United States in 2021.

Manhattan is about 14 thousand acres. How many Manhattans can be fit in

7 million acres?

7,000,000 / 14,000 = 500

### FACTFUL ENVIRONMENTAL MATH PROBLEMS (2020)

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)

Published: March 26, 2020

Price: \$6.25

# China pledged to become carbon neutral by 2060 – What percentage of the world’s CO2 emissions came from China in 2019?

Skills: Circle graph

Environmental Subject: Climate Change

China, the biggest CO2 emitter, pledged to stop releasing CO2 by 2060. The circle graph below shows the 5 countries that emitted the most CO2 in 2019.

What percentage of the world’s CO2emissions came from China?

1. 20%

2. 30%

3. 40%

4. 70%

100-13-9-5-3-40=30(%)

Source: EDGAR 2020 Report

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### Factful Environmental Math Problems (2020)

Just published and now available from Amazon  (paperback)