Standard Form Calculations

• Multiplication


  4.35 x 10^6 + 2.01 x 10^7

  1. Change to the biggest power of ten (7)
  2. Change the first number to match (0.435)
  3. Add the first 2. (0.435 + 2.01)
  4. Get the answer (2.445 x 10^7)
• Subtraction

  2.25 x 10^4-6.43x10^4

  1. Take away the first numbers (-4.18 x 10^4)
• Addition

  7 x 10^3 x 5 x 10^3

  1. Times the first numbers
  2. 7 x 10^4
• Division

  8x10^7 ➗4x10^3

  1. Divide the first numbers
  2. Take away the powers