Operations in Scientific Notation: Addition, Subtraction, Multiplication, and Division

What is the main objective of the lesson?

• To learn about algebraic expressions

• To understand the concept of like terms

• To solve quadratic equations

• To perform operations in scientific notation

What must be the same for terms to be considered like terms in scientific notation?

• The power of 10

• The factors

• The decimal points

• The coefficients

When adding or subtracting numbers in scientific notation, what should you do if the exponents are different?

• Change the smaller exponent to match the larger one

• Add the exponents

• Subtract the exponents

• Change the larger exponent to match the smaller one

What is the result of adding 5.7 x 10^7 and 9.83 x 10^7?

• 1.553 x 10^7

• 15.53 x 10^8

• 1.553 x 10^8

• 15.53 x 10^7

What is the rule for multiplying numbers in scientific notation?

• Add the factors and multiply the exponents

• Subtract the factors and add the exponents

• Multiply the factors and subtract the exponents

• Multiply the factors and add the exponents

What is the result of multiplying 2 x 10^-6 and 1.2 x 10^-3?

• 0.24 x 10^-3

• 2.4 x 10^-3

• 0.24 x 10^-9

• 2.4 x 10^-9

What is the rule for dividing numbers in scientific notation?

• Divide the factors and add the exponents

• Multiply the factors and subtract the exponents

• Multiply the factors and add the exponents

• Divide the factors and subtract the exponents

What is the result of dividing 3.6 x 10^-9 by 4 x 10^8?

• 9 x 10^-17

• 0.9 x 10^17

• 0.9 x 10^-17

• 9 x 10^17

What is the result of multiplying 3.16 x 10^9 and 1 x 10^-12?

• 31.6 x 10^-21

• 3.16 x 10^-3

• 31.6 x 10^-3

• 3.16 x 10^-21

What is the result of dividing 5.7 x 10^3 by 4.56 x 10^-2?

• 12.5 x 10^-5

• 12.5 x 10^5

• 1.25 x 10^-5

• 1.25 x 10^5