Sometimes you may need to add or subtract numbers that are expressed in scientific notation. Watch this video to learn how!

Let’s practice adding and subtracting numbers that are expressed in scientific notation.

Practice Problem 1: (3.875 × 10⁶) + (5.21 × 10⁶)

Practice Problem 2: (1.4935 × 10²) – (8.2215 × 10¹)