Mastering Multiplication and Division in Scientific Notation

What is the result of multiplying the coefficients 2.45 and 4 in scientific notation?

• 6.8

• 9.8

• 8.9

• 10.2

Tags

CCSS.8.EE.A.4

When multiplying numbers in scientific notation, what should you do with the exponents?

• Add them

• Divide them

• Multiply them

• Subtract them

Tags

CCSS.8.EE.A.4

What is the first step when multiplying numbers in scientific notation?

• Multiply the coefficients

• Divide the coefficients

• Add the exponents

• Subtract the exponents

Tags

CCSS.8.EE.A.4

What is the correct scientific notation for the quotient of 8.1 times 10 to the 10th power divided by 3 times 10 to the 6th power?

• 2.7 times 10 to the 6th power

• 2.7 times 10 to the 4th power

• 27 times 10 to the 3rd power

• 5.4 times 10 to the 4th power

Tags

CCSS.8.EE.A.4

In a division problem of scientific notation, what operation is performed on the exponents?

• Division

• Subtraction

• Addition

• Multiplication

Tags

CCSS.8.EE.A.4

What is the first step when dividing numbers in scientific notation?

• Multiply the coefficients

• Divide the coefficients

• Subtract the exponents

• Add the exponents

Tags

CCSS.8.EE.A.4

What do you do with the exponents when dividing in scientific notation?

• Divide them

• Subtract them

• Add them

• Multiply them

Tags

CCSS.8.EE.A.4

How do you adjust a number in scientific notation if the coefficient is less than 1?

• Move the decimal left and subtract from the exponent

• Move the decimal right and add to the exponent

• Move the decimal right and subtract from the exponent

• Move the decimal left and add to the exponent

Tags

CCSS.8.EE.A.3

What is the correct adjustment when the coefficient in scientific notation is greater than 10?

• Move the decimal right and add to the exponent

• Move the decimal left and subtract from the exponent

• Move the decimal right and subtract from the exponent

• Move the decimal left and add to the exponent

What must be true for a number to be in proper scientific notation form?

• The coefficient must be between 1 and 10

• The exponent must be positive

• The exponent must be negative

• The coefficient must be between 0 and 1

Tags

CCSS.8.EE.A.3