Why do we use powers of ten in scientific notation?
Multiplying Dividing Writing Scientific Notation

Quiz
•
Mathematics
•
8th Grade
•
Hard
Anthony Clark
FREE Resource
17 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
To avoid using decimals in any mathematical operations.
To make numbers easier to read without any calculations.
We use powers of ten in scientific notation to simplify the representation of large or small numbers and facilitate calculations.
To represent numbers in a way that is only useful for whole numbers.
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How can powers of ten simplify multiplication and division?
Powers of ten only apply to whole numbers.
Powers of ten are only useful for addition and subtraction.
Powers of ten simplify multiplication and division by allowing easy shifting of the decimal point and simplifying calculations through addition or subtraction of exponents.
Powers of ten complicate calculations by requiring more steps.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Explain how powers of ten are used in measuring large distances.
Powers of ten complicate the calculation of distances by adding unnecessary steps.
Powers of ten simplify the representation and calculation of large distances using scientific notation.
Powers of ten are irrelevant for measuring distances in astronomy.
Powers of ten are only used in mathematics, not in measuring distances.
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How do you convert a number in scientific notation back to standard form?
By multiplying the coefficient by the power of ten.
By adding the exponents together.
By dividing the coefficient by the power of ten.
By simply writing the number as it is.
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If A= 10^3 x 10^-4 x 10^5 and B= 10^6/10^-3x10^2, what is the value of A/B?
10^-6
10^-4
10^0
10^4
10^6
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How do you multiply two numbers in scientific notation?
By adding the exponents and multiplying the coefficients.
By multiplying the coefficients and adding the numbers.
By adding the coefficients and multiplying the exponents.
By multiplying the coefficients and subtracting the exponents.
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How do you divide two numbers in scientific notation?
By subtracting the exponents and dividing the coefficients.
By adding the exponents and dividing the coefficients.
By dividing the coefficients and adding the exponents.
By subtracting the coefficients and dividing the exponents.
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