Computations With Scientific Notation

How would you write -5.6 x 10^-3 in standard form?

• 0.0056

• -5,600

• 0.00056

• -0.0056

Which of these are NOT in scientific notation?

• 1.2 x 10³

• 5.3 x 10⁹

• 2.0 x 10⁰

• 10 x 10²

Give the sum in scientific notation.

(2.6 x 10⁶) + (4.2 x 10⁶)

• 6.8 x 10⁶

• 6.8 x 10¹²

• 8.4 x 10⁶

• 3.2 x 10¹²

Give the sum in scientific notation.

• 1.02 x 10⁸

• 1.02 x 10⁹

• 9.2 x 10⁸

Give the difference in scientific notation.

• 2.45 x 10⁰

• 3.5 x 10⁷

• 2.45 x 10⁷

• 17.29 x 10⁷

Multiply. Give the product in scientific notation.

• 6.432×10⁵

• 6.432×10⁶

• 6.432×10¹

Divide. Give the quotient in scientific notation.

(3 x 10^-5)/(4 x 10²)

• 7.5 x 10^-3

• 7.5 x 10^-8

• .75 x 10^-7

•  7.0 x 10²

Give the sum of (8.7 x 10⁵) + (7.32 x 10⁷) in scientific notation

• 16.02 x 10⁷

• 7.407 x 10⁵

• 7.407 x 10⁷

• 1.602 x 10⁷

Give the sum of (9.54 x 10⁸) + (3.22 x10⁷) in scientific notation

• 1.276 x 10⁷

• 8.62 x 10¹⁵

• 12.76 x 10⁸

• 9.862 x 10⁸

Give the difference in scientific notation.

(8.7 x 10⁹) - (2.5 x 10⁷)

• 6.2 x 10²

• 6.2 x 10⁹

• 7.23 x 10⁷

• 8.675 x 10⁹