Operations with Scientific Notation

(2 x 10^-5)+ (7 x 10^-5)

• 9 x 10^-10

• 14 x 10^-5

• 9 x 10^-5

• 1.4 x 10^-4

(8 x 10⁴) + (4 x 10⁴)

• 12 x 10⁴

• 1.2 x 10⁵

• 1.2 x 10⁹

• 1.2 x 10⁸

(5 x 10⁶)(5 x 10⁷)

• 2.5 x 10¹²

• 2.5 x 10¹⁴

• 25 x 10¹²

• 25 x 10¹³

5 x 10¹²
------------
2 x 10⁶

• 2.5 x 10²

• 2.5 x 10⁶

• 3 x 10²

• 2.5 x 10¹⁸

Match the process to the correct way to solve

• Make the exponents MATCH, +/- decimals

• Adding and Subtracting with Scientific Notation

• Divide the decimals, SUBTRACT exponents

• Multiplying with Scientific Notation

• Multiply the decimals, ADD the exponents

• Dividing with Scientific Notation

Match the following

• add the exponents

• LARS

• subtract the exponents

• Scientific notation

• Left, Add

  Right, Subtract

• adding scientific notation

• must be written between 1 and 10

• multiplying scientific notation

• exponents must match

• dividing scientific notation

A person has $1.15 x 10^3 in their savings account. They spent $6.75 x 10^2 on their living expenses. How much money is left in their savings account?

Mathematical Equivalence

ON

2 x 10⁵
----------
8 x 10²

• 2.5 x 10⁴

• 2.5 x 10²

• 25 x 10³

• .25 x 10³

(2.8 * 10⁸) (2.2*10³)

• 6.16 * 10²⁴

• 5.0 * 10¹¹

• 6.16 * 10¹¹

• 61.6 * 10¹¹

(8.4 * 10⁶)/(2.1 * 10³)

• 0.4 * 10⁴

• 400 * 10^-3

• 4 * 10³

• 4 * 10²