Significant Digits Practice Worksheet
A Grade 10 math worksheet focusing on identifying significant digits, performing calculations with the correct number of significant digits, and understanding their importance in measurements.
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Standards
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Significant Digits Practice
Name:
Date:
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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 0.00520 meters?
2
3
4
5
2. When multiplying 2.5 cm by 3.45 cm, how many significant digits should the product have?
1
2
3
4
Determine the number of significant digits in each of the following measurements:
1. 1200 grams:
2. 5.00 liters:
3. 0.00078 seconds:
4. 10.010 kilograms:
1. All non-zero digits are always significant.
True
False
2. Leading zeros are significant if there is a decimal point present.
True
False
Perform the following calculations and express your answers with the correct number of significant digits:
1. Add: 12.5 cm + 3.12 cm + 0.056 cm
2. Multiply: 4.50 g * 2.1 g/mL
3. Subtract: 15.82 m - 7.3 m
Look at the ruler below. What is the length of the shaded bar, reported with the correct number of significant digits?
