1/2 Operations in Scientific Notation
Flashcard
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is scientific notation?
Back
A way of expressing numbers as a product of a coefficient and a power of 10, e.g., 4.5 × 10^3.
Tags
CCSS.8.EE.A.3
2.
FLASHCARD QUESTION
Front
How do you multiply numbers in scientific notation?
Back
Multiply the coefficients and add the exponents. Example: (2 × 10^3) × (3 × 10^4) = 6 × 10^(3+4) = 6 × 10^7.
Tags
CCSS.8.EE.A.4
3.
FLASHCARD QUESTION
Front
How do you divide numbers in scientific notation?
Back
Divide the coefficients and subtract the exponents. Example: (8 × 10^5) ÷ (2 × 10^2) = 4 × 10^(5-2) = 4 × 10^3.
Tags
CCSS.8.EE.A.4
4.
FLASHCARD QUESTION
Front
What do you do to your exponents when you are adding in scientific notation?
Back
Make sure the exponents are the same, then add the coefficients. Example: 2 × 10^3 + 3 × 10^3 = (2+3) × 10^3 = 5 × 10^3.
Tags
CCSS.8.EE.A.4
5.
FLASHCARD QUESTION
Front
Back
1.1 × 10^6.
Tags
CCSS.8.EE.A.4
6.
FLASHCARD QUESTION
Front
Back
5.91 × 10^6.
Tags
CCSS.8.EE.A.4
7.
FLASHCARD QUESTION
Front
What is the rule for adding numbers in scientific notation?
Back
Ensure the exponents are the same, then add the coefficients.
Tags
CCSS.8.EE.A.4
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