Practice - Rounding Rules
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Practice Questions
Test your understanding with targeted questions
Add 5.67 and 3.4. What is the rounded result?
💡 Hint: Look for the least number of decimal places.
Multiply 2.5 by 4.0 and round appropriately.
💡 Hint: Check significant figures!
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
When adding two numbers, the result should be rounded to the least number of?
💡 Hint: Think about how decimal points are aligned in addition.
True or False: Exact numbers affect the significant figures of calculations.
💡 Hint: Remember the difference between exact and measured values.
1 more question available
Challenge Problems
Push your limits with advanced challenges
A laboratory conducted experiments with three different measures: 2.50, 4.0, and 3.1415. Calculate the compound result of their addition followed by a multiplication with 2.0.
💡 Hint: Stay aware of how each operation shifts significant figures.
You have two measurements, 20.005 and 5.5. You subtract these, then divide the result by 3.0. What is the final answer after correct rounding?
💡 Hint: Control the process - every operation affects the rounding rule!
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