Grade level: 4th – 5th grades
Skills: Fraction & Percentage
Related environmental issues: Energy & Climate Change
The annual climate conference* took place in Bonn, Germany, during November 6 and 17 to talk about how to stop ongoing climate change. Using coal for electricity generation is considered one of the main causes of climate change.
Photo) Coal-fired plants burn coal to generate electricity
During the conference, 15 countries** joined an anti-coal team and announced that they would stop using coal. Those countries try to increase the number of team countries to 50 countries by the next 2018 conference.
- Which fraction shows the ratio of the current team countries and the targeted team countries.
A. 3/5
B. 1/2
C. 3/10
D. 5/15
2. Turn the fraction into percentage.
Photo: Ecology Global Network
* COP 23
**Current anti-coal team members include Canada, the UK, Denmark, Finland, Italy, France, the Netherlands, Portugal, Belgium, Switzerland, New Zealand, Ethiopia, and Mexico
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Answer keys
1. C (15/50 = 3/10)
2. 30%