Scientific Notation

How do you convert 0.004362 to scientific notation?

• 4.362 x 10^-2

• 4.362 x 10^-3

• 4.362 x 10^-4

• 4.362 x 10^3

What is the product of (2.1 x 10^2) and (3.0 x 10^4)?

• 6.3 x 10^6

• 6.3 x 10^5

• 7.0 x 10^6

• 5.0 x 10^6

What is the rule for dividing numbers in scientific notation?

• Multiply the coefficients and add the exponents.

• Divide the coefficients and subtract the exponents.

• Add the coefficients and divide the exponents.

• Subtract the coefficients and multiply the exponents.

What is the rule for multiplying numbers in scientific notation?

• Multiply the coefficients and add the exponents.

• Add the coefficients and multiply the exponents.

• Multiply the coefficients and subtract the exponents.

• Add the coefficients and add the exponents.

What is the value of 10^0?

• 0

• 1

• 10

• 10^2

How do you express 0.00045 in scientific notation?

• 4.5 x 10^-4

• 4.5 x 10^-5

• 4.5 x 10^-3

• 4.5 x 10^-2

What is the scientific notation for the number 100?

• 1.0 x 10^2

• 1.0 x 10^3

• 1.0 x 10^1

• 1.0 x 10^0

How do you express 0.00000789 in scientific notation?

• 7.89 x 10^-5

• 7.89 x 10^-6

• 7.89 x 10^-7

• 7.89 x 10^-4

What is the purpose of scientific notation?

• To simplify the representation of very large or very small numbers.

• To make calculations easier without using a calculator.

• To convert numbers into fractions for easier understanding.

• To represent numbers in binary format.

How do you write 1.28 x 10^-4 in decimal form?

• 0.000128

• 0.00128

• 0.0000128

• 0.0001280