Here is the completed
Main Idea Worksheet 4 with summaries and appropriate titles for each passage:
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Passage 1
Summary (in one sentence):
Before money existed, people used the barter system to trade goods directly, which was inefficient because it required a mutual need between traders — for example, a rice farmer might struggle to get candy if no one wanted rice in exchange.
An appropriate title:
*The Inefficiency of the Barter System Before Money*
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Passage 2
Summary (in one sentence):
Evidence from the ancient Code of Ur-Nammu, dating back to around 2050 BC, shows that money has been used for thousands of years, as seen in laws imposing monetary fines like paying 3 shekels for false accusations.
An appropriate title:
*Money’s Ancient Origins: Evidence from the Code of Ur-Nammu*
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Passage 3
Summary (in one sentence):
During the American Revolution, the U.S. created its own currency — Continental Dollars — but their value collapsed due to British counterfeiting and economic warfare, leading to the phrase “not worth a Continental” and illustrating early struggles with inflation.
An appropriate title:
*The Collapse of Continental Currency: America’s First Inflation Crisis*
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✔ These summaries clearly capture the main idea of each paragraph, and the titles reflect the core topic in an engaging, specific way — exactly what the worksheet asks for.
Parent Tip: Review the logic above to help your child master the concept of main idea supporting details worksheet.