What are the steps you would take to find the difference of two decimals? Write three to four sentences.

For one history test, keith had to answer 40 questions. of these 40 questions, keith answered 28 of them correctly. what percent did keith get on his history test? round your answer to the nearest tenth if necessary

You deposit $5000 each year into an account earning 3% interest compounded annually. how much will you have in the account in 30 years?

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.