Math

posted by .

Give reasons for each of the following steps:
16 + 31= ( 1. 10 + 6) + (3.10 + 1)
= ( 1. 10 + 3. 10) + (6 + 1)
= (1+ 3) 10 + (6+ 1)
= 4 .10 + 7
= 47

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. English (URGENT)

    LQuestion I have to answer: What are the author's reasons for writing this book?
  2. Socials

    The Marquis de Lafayette and the Comte de Mirabeau were members of the Second Estate. What reasons would they have for supporting the Estates-General and a constitutional monarchy?
  3. math

    Consider the following students method of solving the proportion 8/5 = 20/x and determine whether the methods were correct: Richie: First I divided 20 by 8 and got 2 1/2. Then I multiplied 2 1/2 by 5 and got 12 1/2 for my answer. Martha: …
  4. Business communication

    you have 4 reasons for saying "no" two of them are very strong reasons, one has a tiny loophole, and one is very weak. in your message you should: a. Include all 4 reasons, b.Omit the very weak reason and use the other three, c. use …
  5. Logic

    Supply steps in a proof of a valid argument and give reasons using rules of inference. 1.)~A*B 2.)C>A 3.)CvD/D
  6. Chemistry

    Based on the steps occurring in an acid-base reaction, which definition of acids and bases is most practical?
  7. Science (Human Anatomy)

    THIS QUESTION IS WORTH 50 MARKS I NEED SOURCES AS WELL Give 2 different reasons why two muscles that act across the same side of the same joint are not necessarily redundant?
  8. science

    Give 2 different reasons why two muscles that act across the same side of the same joint are not necessarily redundant?
  9. Health (Ms. Sue)

    List four reasons not to smoke that you could give to friend. A: There are many reasons that I could give a friend to not smoke, including protecting their family, friends, and loved ones from the harmful effects of environmental tobacco …
  10. art

    The artwork shown here was likely created for which of the following reasons ?

More Similar Questions