$819.73/$1192.64 × 100% ≈ 68.73%
Answer:
idk
Step-by-step explanation:

I think this is what you want? When multiplying with exponents, you either add or multiply the exponents.
When you multiply the exponent:
(x²)³ = 
= 9
When you add the exponents:
(x²)(x³) = 
(x²)(x²) = 
