A mathematics investigation about decimals and percentages, embedded in a real-world context.
This open-ended mathematics investigation has been designed to deepen students’ understanding of decimals and percentages.
In this investigation, students use their knowledge and understanding of decimals and percentages to plan a classroom celebration. The party plan must adhere to a budget agreed upon by the class, as well as a set of conditions laid down by the teacher. The students must use the party supplies catalog provided to select food, party decorations, and serving supplies for the celebration, then record all costs on the worksheets provided.
This teaching resource includes:
- teacher notes, detailing a range of important information about the investigation
- a detailed description of the investigation for students, including step-by-step instructions
- party supply catalog
- various recording worksheets and party planning templates
- a checklist for students
- reflection questions
- answers for all discount calculations.
Download this resource as part of a larger resource pack or Unit Plan.
Common Core Curriculum alignment
Add, subtract, multiply, and divide decimals to hundredths, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written me...
Find a percent of a quantity as a rate per 100 (e.g., 30% of a quantity means 30/100 times the quantity); solve problems involving finding the whole, given a part and the percent.
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Calculation error corrected in first row of table on page 11.
Fix by Stephanie (Teach Starter) Sep 14th, 2018
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