Want your students to practice on smart phones and tablets? Fraction Ninja is available again at a lower price with more functionality! Find it at Google Play Store and Barnes & Noble's NOOK Store.

Worksheets for Adding and Subtracting in Scientific Notation Create Printable Worksheet Get Separate Answer Sheet - Sign In to create a separate answer sheet. Change exercise type / format: Addition / Subtraction: Add numbers in scientific notation Subtract numbers in scientific notation Range of Numbers: Large numbers (with positive exponents) Small numbers (with negative exponents) Include negative numbers Equation layout: Example Horizontal 1.23 x 10^{2} x 6.78 x 10^{3} = ____ Vertical 1.2345 x 10^{2} x 6.7890 x 10^{3} Change worksheet format: 4 8 12 20 40 60 80 100 total equations in 1 2 4 columns Centered Title: Left Subtitle: Right Subtitle: Create Printable Worksheet Get Separate Answer Sheet - Sign In to create a separate answer sheet. Have a question? Please write (in English) to