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Computing with scientific notation
You already understand what scientific notation is. Now you'll actually use it to compute values and solve real-world problems.
Multiplying really big or really small numbers is much easier when using scientific notation. This video gives an example of multiplying three numbers that are written in scientific notation.
Amazingly, we can figure out how far the sun is from the earth if we know how to multiply numbers in scientific notation.
Ever wonder what your part of the national debt is? It might surprise you. What isn't surprising is that you can use scientific notation and division to figure out the answer.
Learn how to simplify a multiplication and division expression using scientific notation. The expression in this problem is (7 * 10^5) / ((2 * 10^-2)(2.5 * 10^9)).
Practice expressing products and quotients in scientific notation.
Sal simplifies a very hairy expression that involves quantities in scientific notation.
Vampires and math students want to know: How many red blood cells are in the a human body? We can find the answer using scientific notation.
Practice solving more challenging problems involving scientific notation.