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Example #1-RatioComparison Method• A recipe requires 3 ingredients A, B, C in the volumeratio 2:3:4. If 6 pints of ingredient B are required, howmany pints of ingredients A and C are required?• A• B• C3 units = 6 pints1 unit= 6/3 = 2 pints2 units =2 x2 = 4 pints4 units = 4 x 2 =8 pints11/19/2011
Example # 2-RatioComparison Method• If 24 ounces of a certain liquid fills ¼ of a pail, howmany ounces of the same liquid will fill 1/3 of the pail?2496• 1/4 unit = 24 ounces• 1 unit =24/(1/4) = 96 ounces• 1/3 unit = 96 x 1/3 = 32 ounces11/19/2011
Page 1 and 2: Presenters:Dr. Umesh NagarkatteLavo
Page 3 and 4: Background -• Singapore Mathemati
Page 7: 11/19/2011Mathematics Framework•
Page 12: AttitudesAttitudes here refers to t
Page 16: Comparison ModelAddition and Subtra
Page 24 and 25: Example Problem #1-FractionPart-Who
Page 28 and 29: Example #3-RatioPart-Whole Method
Page 30 and 31: Example #2- PercentagesPart- Whole
Page 32 and 33: Model Method & ProblemSolving• Mo
Page 34 and 35: Example problem #2. A store gives 1
Page 36 and 37: Part-Whole Model in Problem solving
Page 38 and 39: Comparison Model cont’d• The pi
Page 40 and 41: Example problem #1. A couch cost 5
Page 42 and 43: Sample Question #3 High school grad
Page 44 and 45: Example Problem #4Question: Smith,
Page 46 and 47: Conclusion cont’dWordproblemProbl
Page 48 and 49: Conclusion cont’d• We conscious
Page 50: Conclusion cont’d• Moreover, th

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