What is necessary for subtracting 8.2 x $$10^{5}$$ from 6.1 x $$10^{6}$$?

5. BONUS: Mathematical Operations and Functions

5. BONUS: Mathematical Operations and Functions / Addition and Subtraction Operations / Problem 5

Problem 5

What is necessary for subtracting 8.2 x 10⁵ from 6.1 x 10⁶?

The exponents must be equal.

The coefficients must be adjusted.

The exponents must be different.

The coefficients must be equal.