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Multiplication, part 1

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Multiplication, part 1

  1. 1. Today, we will learn…0 What multiplication is0 Why multiplication is important0 When to use multiplication versus when to use addition0 How to multiply using the times table
  2. 2. 0 Multiplication is the number produced by combining groups of the same size.0 The same number can be produced by addition.
  3. 3. 0 Multiplication is easier than addition if you are multiplying many groups of the same size.0 EXAMPLE= Mary has 5 rolls of lifesavers in her Trick or Treat bag. Each roll has 10 candies in it. She can easily find out how many she has by multiplying.
  4. 4. To be able to multiplylarge numbers, we needto know ourMultiplication Table,also known as the TimesTable.
  5. 5. We use thenumbers onthe sides tofind thegroups & thenumbers inour groups.
  6. 6. If Mary is still trying She has 5 rolls of LifeSavers, so she to figure out how finds the number 5 on one side many Lifesavers she has, she can use her Multiplication Table. There are 10LifeSavers in eachroll, so she findsthe number 10 onthe other side.
  7. 7. If Mary is still trying She has 5 rolls of LifeSavers, so she to figure out how finds the number 5 on one side many Lifesavers she has, she can use her Multiplication Table. There are 10LifeSavers in eachroll, so she findsthe number 10 onthe other side.
  8. 8. If Tom has 6 books, and each book has 12pages, how many pages are there total?
  9. 9. If Tom has 6 books, and each book has 12pages, how many pages are there total?

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