The sum of \( -234 + 689 \) is \( 455 \).

This is because when adding a negative number and a positive number, you subtract the absolute values and keep the sign of the larger absolute value. 

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Here are five related questions:
1. What is the result of \( 450 + (-230) \)?
2. How would you calculate \( -123 + 678 \)?
3. What is the sum of \( -500 + 300 \)?
4. How do you determine the sign of the result when adding a negative and a positive number?
5. Calculate \( -340 + 900 \).

**Tip:** When adding a negative number to a positive number, consider the difference between the absolute values and then apply the sign of the larger absolute value.

Learn how to calculate -234 + 689 with a detailed explanation. This problem involves adding integers, specifically a negative number and a positive number, and understanding how to determine the sign of the result. Suitable for students in Grades 3-5.

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