Math Entrepreneurs: Building Business Budgets

Grade 8 Mathematics Financial Literacy & Proportional Reasoning 40-minute session

I Can Statements - Today's Learning Goals

I can create a realistic budget for a small business by calculating costs for materials and labour I can use proportional reasoning to determine quantities and prices I can calculate profit by subtracting total cost from revenue I can apply measurement concepts to estimate material needs accurately I can analyze and evaluate my financial decisions to improve my enterprise

Success Criteria - How We'll Know You've Succeeded

Budget includes all essential items (materials, labour, overhead) with correct calculations Quantities and prices are calculated using proportional reasoning with accuracy Profit calculations are correct and justified Measurement requirements for products are logically deduced and calculated Reflects on business decisions and identifies at least one improvement

The Math Behind Business Success

Mini-Lesson: Lemonade Stand Example

Materials needed: Lemons, sugar, water, cups Cost calculations using proportional reasoning Setting the right price per cup Measuring ingredients for different batch sizes Calculating profit margins

Think Like an Entrepreneur

What type of business would you like to create? What materials or ingredients will you need? How will you determine the right price for your product? What measurements will be important for your business?

Create Your Business Plan

Choose your product or service List materials with unit prices and quantities needed Calculate total costs (materials + labour + overhead) Set your selling price using proportional reasoning Calculate profit per item and total profit Use measurement concepts for planning production

Reflection & Extension

{"left":"Share your business plan with the class\nWhich business seems most profitable based on the math?\nWhat would you change to improve your business?","right":"Advanced Challenge: Add tax calculations or break-even analysis\nExtension: Create promotional discounts using percentages\nHomework: Write a reflection on how math helped your business decisions"}