Problem-Solving Strategy Look for a Pattern

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					 Problem-Solving
    Strategy
Look for a Pattern
     By Mr. Bales
              Objective

 By the end of this lesson, you will be
  able to solve problems using the look
  for a pattern strategy.
 Standard 4MG3.0 - Students
  demonstrate an understanding of plane
  and solid geometric objects and use this
  knowledge to show relationships and
  solve problems.
 Standard 4MR1.1 - Analyze problems by
  …..observing patterns.
            Introduce

Chloe gave her sister 4 hats last
 week. She gave her best friend 2
 hats yesterday. Chloe’s mom gave
 her 5 new hats this morning. Chloe
 now has 12 hats. How many hats
 did Chloe have originally?
What strategy would you use to
 solve this problem? Why?
                  Teach

 Noah is helping his dad put tile on a
  table. They are laying the tiles in a
  pattern. They have run out of tiles and
  need to buy some more. What color of
  tiles need to be purchased to complete
  the table?



 We need to UPSC - Understand, Plan,
               Step 1 - Understand
 Noah is helping his dad put tile on a table.
  They are laying the tiles in a pattern. They
  have run out of tiles and need to buy some
  more. What color of tiles need to be
  purchased to complete the table?




 What facts do we know?
 You know the tiles form a pattern.
 You know they need to buy more tiles.
 What do you need to find?
          Step 2 - Plan

Look for a pattern. Then continue
 your pattern to find the missing
 tiles.
               Step 3 - Solve

 Noah is helping his dad put tile on a table. They
  are laying the tiles in a pattern. They have run out
  of tiles and need to buy some more. What color of
  tiles need to be purchased to complete the table?




 There are two rows of tiles and the tiles repeat red,
  green, blue, and yellow.

 In the first row, the missing tiles are blue and green.
  In the second row, the missing tiles are red, blue, and
  yellow.
 So, Noah and his father need 2 blue, 1 green, 1 red,
            Step 4 - Check
 Noah is helping his dad put tile on a table. They
  are laying the tiles in a pattern. They have run
  out of tiles and need to buy some more. What
  color of tiles need to be purchased to complete
  the table?




 Look back at the problem.
 The answer make sense for the facts given. So,
  the answer is correct.
        Chance Tickets

 Your mom has decided to give you
  some money. On the first day, she
  gives you a penny. On the second
  day, she gives you two more pennies.
  On the third day, she gives you 3
  more pennies. This continues for
  fifteen days.
 How many pennies will your mom give
  you on the tenth day?
 How much money will you have at the
           Assignment

Page 393 - #’s 5 - 10
Get them all correct, No Math
 Homework!!

				
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