
Adding/Subtracting Sig Figs
Flashcard
•
Physics
•
11th Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What are significant figures?
Back
Significant figures are the digits in a number that contribute to its precision. This includes all non-zero digits, any zeros between significant digits, and trailing zeros in the decimal portion.
2.
FLASHCARD QUESTION
Front
How do you determine the number of significant figures in a measurement?
Back
Count all non-zero digits, any zeros between them, and trailing zeros in a decimal number. Leading zeros are not counted.
3.
FLASHCARD QUESTION
Front
What is the rule for adding numbers with significant figures?
Back
When adding, the result should be rounded to the least number of decimal places of any number in the operation.
4.
FLASHCARD QUESTION
Front
What is the rule for subtracting numbers with significant figures?
Back
When subtracting, the result should be rounded to the least number of decimal places of any number in the operation.
5.
FLASHCARD QUESTION
Front
Calculate: 0.0005 meters + 0.029 meters
Back
0.030 meters (rounded to two decimal places).
6.
FLASHCARD QUESTION
Front
Calculate: 1200 light years - 100 light years
Back
1100 light years (rounded to the nearest hundred).
7.
FLASHCARD QUESTION
Front
Calculate: 86.04 + 4.04
Back
90.08 (rounded to two decimal places).
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