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Significant Digits Practice Worksheet

A Grade 11 Math worksheet to practice identifying and applying rules for significant digits in various calculations.

Grade 11 Math Number SenseSignificant Digits
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Includes

Multiple ChoiceFill in the BlanksShort AnswerTrue / FalseLong Answer

Standards

CCSS.MATH.CONTENT.HSA.CED.A.1

Topics

mathsignificant digitssignificant figuresprecisionmeasurement
7 sections · Free to use · Printable
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Significant Digits Practice

Name:

Date:

Score:

Read each question carefully and provide your answers, paying close attention to the rules of significant digits.

1. How many significant digits are in the measurement 0.00450 g?

a

2

b

3

c

4

d

5

2. The number 200.0 has how many significant digits?

a

1

b

3

c

4

d

5

Determine the number of significant digits in each of the following measurements:

3. 12.345 m:  

4. 0.0067 kg:  

5. 1000 cm:  

6. 5.0 x 10^3 L:  

Perform the following calculations and report your answers with the correct number of significant digits.

7. Add 12.5 g and 3.456 g.

8. Multiply 2.3 cm by 4.56 cm.

9. Subtract 0.075 m from 1.25 m.

Indicate whether each statement is True or False regarding significant digits.

10. All non-zero digits are always significant.

T

True

F

False

11. Trailing zeros are always significant.

T

True

F

False

12. A student measures the length of a desk as 1.50 m and its width as 0.75 m. Calculate the area of the desk and express your answer with the correct number of significant digits. Explain your reasoning.