What are decimals and rounding numbers, math homework help

  1. Explain in your own words the addition, subtraction, and division principle. Give reasons why we have no multiplication principle? In your opinion what principles should we have for multiplication?
  2. You have studied the order of operations twice in this module: as it applies to whole numbers and as it applies to fractions. Explain in your own words the steps you would use to simplify an expression using the order of operations.
  3. Discuss the RSTUV method and write a list of all strategies you would use to solve word problems.
  4. In 1771 Swiss mathematician Leonhard Euler discovered the prime number 231 – 1. This is an example of Mersenne prime: a prime of the form 2n -1. The largest prime is 213466917-1. Do you think this number is odd or even? Give your reasons. Do you think prime numbers are finite or infinite? Give your reasons.