Round to the nearest thousands of 245,001

The area of a 25-inch tv screen is 300 square inches. the area of a 40-inch tv screen is 768 square inches. the are of the smaller screen is what percent of the area of the larger screen?

How do you use the additive inverse to evaluate an expression that uses subtraction in a full sentence

Olivia uses the work below to determine 55% of 720 which explains the error in olivia’s solution