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Published byGabriella Owens Modified over 9 years ago
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Singapore Model Drawing Method Alice earned money from tips from her waitress job. She put ¼ of the money in her savings account. She gave ¾ of the remaining money to the local food bank. She had $12 left for herself. How much money did Alice earn in tips?
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Let’s Get Started!
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Step 1: Read the entire problem and underline the question. Alice earned money from tips from her waitress job. She put ¼ of the money in her savings account. She gave ¾ of the remaining money to the local food bank. She had $12 left for herself. How much money did Alice earn in tips?
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Step 2: Rewrite question as an answer statement. How much money did Alice earn in tips? becomes… Alice earned _________ in tips.
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Step 3 : Determine who and/or what is involved in the problem. Alice earned money from tips from her waitress job. She put ¼ of the money in her savings account. She gave ¾ of the remaining money to the local food bank. She had $12 left for herself. How much money did Alice earn in tips?
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Step 4: Draw a Unit Bar(s) Alice’s Tips
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Step 5: “Chunk” the Problem Draw in information that you know 1/4 savings Alice’s Tips
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Step 5: “Chunking”… Continue to fill in information that you know… 1/4 3/4 $12 savings Food bank contribution Can you see what each fourth is equal to in the bottom bar? Remainder Alice’s Tips
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Step 6: Perform Calculations 1/4 3/4 $12 savings Food bank contribution Each fourth is equal to $12, We use the calculation $12 x 4 = $48 So, we know the remainder was $48. Remainder $12 Alice’s Tips
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Step 6: Perform Calculations 1/4 3/4 $12 savings Food bank contribution On the top bar, the Remainder is divided into thirds. $48 / 3 = $16 Remainder($48) $16 Alice’s Tips
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Step 7: Conclusion 1/4 3/4 $12 savings Food bank contribution We see that each fourth on the top bar is equal to $16. So, the total tips that Alice earned were $16 x 4 = $64 Remainder ($48) $16 Alice’s Tips
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Step 7: Conclusion 1/4 3/4 $12 savings Food bank contribution $16 Alice earned $64 in tips. Alice’s Tips
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There are 600 people at a beach. 2/3 of them are men while the rest are women and children. 1/3 of the number of women equals to ½ of the number of children. If 1/10 of the women and ¼ of the children cannot swim, how many women and children can swim? YOU TRY! (on a separate sheet of paper)
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