Review Scientific Notation

Question 1: Write the following in standard form 8.79 x 10^-5

Question 2: Multiply (-2.4 x 10³) (5 x 10^-4) and write your answer in standard form.

Question 3: Subtract (-2.4 x 10³) – (5 x 10^-1) and write your answer in standard form.

Question 4: The population of one small village is 2.34 x 10² and the population of a neighboring town is 6.44 x 10³. What is the total population of the town and village in standard form?

Question 5: Two animals’ weights are 6 x 10³ kg and 2 x 10¹ kg. How many times heavier is the first animal than the second animal?