Grammar worksheet helping students practice placing parentheses around dates, prices, and acronyms.

Let's solve the task step by step. The goal is to rewrite each sentence, placing parentheses in the correct places to provide additional information (like dates, numbers, or acronyms) clearly and correctly.

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Example Review:

The worksheet gives three examples:
1. Dates: President Franklin Delano Roosevelt (1882–1945) was born in New York.
2. Numbers: She paid a lot ($300) for the running shoes.
3. Acronyms: The North Atlantic Treaty Organization (NATO) was created in 1949.

So, we use parentheses to:
- Include birth/death years
- Clarify amounts of money
- Define acronyms

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Now, let’s go through each sentence:

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1. The signing of the Declaration of Independence July 4, 1776 was a critical moment for the American colonies.

We need to place parentheses around the date to set it apart as extra information.

✔ Corrected:
The signing of the Declaration of Independence (July 4, 1776) was a critical moment for the American colonies.

> ✔ Reason: The date is supplementary information about when the Declaration was signed.

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2. I found the answer in the frequently asked questions FAQ.

Here, "FAQ" is an acronym that should be explained in parentheses.

✔ Corrected:
I found the answer in the frequently asked questions (FAQ).

> ✔ Reason: "FAQ" stands for "frequently asked questions," so it's appropriate to put it in parentheses after the full phrase.

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3. The American Civil War 1861–1865 was the defining event of the 19th century for the U.S.

We need to add parentheses around the years to clarify the war's timeframe.

✔ Corrected:
The American Civil War (1861–1865) was the defining event of the 19th century for the U.S.

> ✔ Reason: The years are parenthetical information about the war’s duration.

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4. The temperature was 78 degrees Fahrenheit 25.5 degrees Celsius.

This sentence has two temperature measurements. We can use parentheses to include the Celsius equivalent as extra info.

✔ Corrected:
The temperature was 78 degrees Fahrenheit (25.5 degrees Celsius).

> ✔ Reason: The Celsius value is a conversion of the Fahrenheit temperature, so it's supplementary.

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5. The National Collegiate Athletic Association NCAA is the regulating organization for many colleges and universities in the United States.

Here, "NCAA" is an acronym that needs to be clarified in parentheses.

✔ Corrected:
The National Collegiate Athletic Association (NCAA) is the regulating organization for many colleges and universities in the United States.

> ✔ Reason: The acronym "NCAA" should appear in parentheses right after its full name.

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✔ Final Answers:

1. The signing of the Declaration of Independence (July 4, 1776) was a critical moment for the American colonies.
2. I found the answer in the frequently asked questions (FAQ).
3. The American Civil War (1861–1865) was the defining event of the 19th century for the U.S.
4. The temperature was 78 degrees Fahrenheit (25.5 degrees Celsius).
5. The National Collegiate Athletic Association (NCAA) is the regulating organization for many colleges and universities in the United States.

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🔍 Summary of Rules Used:

- Use parentheses to add extra details without interrupting the main sentence flow.
- Put dates in parentheses when they describe when something happened.
- Use parentheses to define acronyms after their full names.
- Use parentheses to give additional measurements or conversions.

Let me know if you'd like this formatted as a printable answer sheet!