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Pull out the key info and understand what is being asked. If using guess and check – decide if you are right. List the items. Do the problem by guessing numbers. Define variable: make one of the items a letter. Make an equation based on patterns you see. Do. Tell us your answer.

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Presentation Transcript

Pull out the key info and understand what is being asked

If using guess and check – decide if you are right

List the items

Dothe problem by guessing numbers

Define variable: make one of the items a letter. Make an equation based on patterns you see. Do

Tell us your answer


Example question
Example Question

A box of fruit has three times as many nectarines as grapefruit. Together there are 36 pieces of fruit. How many pieces of each type of fruit are there?


Describe draw
Describe/Draw

  • Number of nectarines is three times the number of grapefruit.

  • Number of nectarines plusnumber of grapefruit equals 36.

Pull out the key info and understand what is being asked


Define
Define

  • # of nectarines (3 times # of grapefruit)

  • # of grapefruit

List the items


Guess and check method
Guess and Check Method

Dothe problem by guessing numbers

If using guess and check – decide if you are right


Find a pattern
Find a pattern

x + 3x = 36

4x = 36

x = 9 (grapefruit)

3x = 27 (nectarines).

Define variable: make one of the items a letter.

Make an equation based on patterns you see. Do: solve the equation


Declare
Declare

  • 9 grapefruit

  • 27 nectarines

Tell us your answer


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