Sixteen problems add and subtract numbers in scientific notation that share the same power of 10, then rewrite the result in proper form.
Click on the image to open the Adding and Subtracting in Scientific Notation PDF. Print it to use the worksheet. The answer key is on page 2.
Adding and Subtracting in Scientific Notation
Use this free 8th grade math worksheet from Teaching Squared. Find more in Exponents and Scientific Notation Worksheets and 8th Grade Math Worksheets.