Practice - Rules for Identifying Significant Figures
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Practice Questions
Test your understanding with targeted questions
How many significant figures are in 1002?
💡 Hint: Count all nonzero digits and zeros between them.
Identify the significant figures in the number 0.00540.
💡 Hint: Ignore the leading zeros.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
How many significant figures are in the number 0.000356?
💡 Hint: Remember that leading zeros are not significant.
True or False: In the number 100.0, all digits are significant.
💡 Hint: Trailing zeros after the decimal are counted.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Determine the number of significant figures in 0.00410 and explain your reasoning.
💡 Hint: Count only the nonleading digits and any trailing zeros in a decimal.
Explain why the number 9000 has ambiguity in its significant figures.
💡 Hint: Consider whether it's presented with additional information to clarify.
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