
Mastering Multiplication and Division with Significant Figures

Interactive Video
•
Science
•
6th - 10th Grade
•
Hard

Sophia Harris
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why are significant figures considered confusing in chemistry?
They are difficult to apply consistently.
They require memorizing many rules.
They involve complex mathematical operations.
They are not used in other sciences.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the key difference between multiplying/dividing and adding/subtracting significant figures?
Adding/subtracting requires fewer significant figures.
You need to line up the decimals in multiplying/dividing.
You don't need to line up the decimals in multiplying/dividing.
Multiplying/dividing is more complex.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When multiplying or dividing, the result should have the same number of significant figures as:
The total number of significant figures.
The measurement with the fewest significant figures.
The measurement with the most significant figures.
The average number of significant figures.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step before performing any calculations with significant figures?
Identify the number of significant figures in each measurement.
Convert all measurements to the same unit.
Line up the decimals.
Round all numbers to the nearest whole number.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you quickly check which choice has the correct number of significant figures?
By adding all the digits together.
By converting all measurements to scientific notation.
By seeing how many significant figures each measurement has.
By using a calculator.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should you do when zeros are involved in significant figures?
Ignore the zeros completely.
Remove the zeros before calculating.
Watch the video for a brief explanation.
Always count the zeros as significant.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If another choice has the correct number of significant figures, what is the next step?
Select the first choice.
Recalculate and round correctly.
Ignore the other choices.
Use a different method to verify.
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