Scientific Notation with Operations

Flashcard
•
Mathematics
•
8th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is scientific notation?
Back
A way to express very large or very small numbers using powers of ten, in the form a × 10^n, where 1 ≤ a < 10 and n is an integer.
2.
FLASHCARD QUESTION
Front
How do you multiply numbers in scientific notation?
Back
Multiply the coefficients (the numbers in front) and add the exponents of the powers of ten.
3.
FLASHCARD QUESTION
Front
How do you divide numbers in scientific notation?
Back
Divide the coefficients and subtract the exponents of the powers of ten.
4.
FLASHCARD QUESTION
Front
What is the rule for adding and subtracting numbers in scientific notation?
Back
The exponents must be the same; if they are not, adjust the numbers so they have the same exponent.
5.
FLASHCARD QUESTION
Front
What is the Quotient Rule in scientific notation?
Back
When dividing two numbers in scientific notation, subtract the exponent of the denominator from the exponent of the numerator.
6.
FLASHCARD QUESTION
Front
Multiply: (3.0 × 10^4)(2.0 × 10^3)
Back
6.0 × 10^7
7.
FLASHCARD QUESTION
Front
Divide: (8.0 × 10^5) / (4.0 × 10^2)
Back
2.0 × 10^3
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