Unit Overview
In this unit, we build a strong understanding of percent and proportional reasoning. We begin by developing core skills and relationships, followed by a quiz to assess understanding. Then we apply these ideas to real-life situations like discounts, tax, tips, and percent change.
What You’ll Learn
Core Math Skills
- Interpret percent as “out of 100”
- Represent percent using fractions, decimals, and ratios
- Find the percent of a quantity using mental math, estimation, and calculation strategies
- Solve problems involving discounts, tax, tips, and sale prices
- Determine percent increase and percent decrease
- Use proportional reasoning to solve multi-step problems
Real-Life Contexts
- Shopping and sales
- Restaurant bills and tips
- Price changes and markups
- Test scores and grades
- Comparing deals and interpreting data
BC Math 8 Alignment
Big Ideas
- Number sense and proportional reasoning help us make sense of real-world situations.
- Different representations can describe the same mathematical relationship.
- Mathematics helps us interpret change and make informed decisions.
Curricular Content
- Fractions, decimals, and percents
- Percent of a number
- Percent increase and decrease
- Proportional reasoning
Curricular Competencies
- Reasoning and analyzing
- Understanding and solving problems
- Communicating mathematical thinking
- Connecting mathematics to everyday life
Lessons in This Unit
| Lesson | Date |
|---|---|
| 4.1 Percent Review | Tuesday, April 7th |
| 4.2 Percent Relationships & Proportional Thinking | Wednesday, April 8th |
| 4.3 Percent Increase & Decrease | Thursday, April 9th |
|
📊 Quiz: Core Percent Skills & Reasoning Percent of a number • Percent relationships • Percent change |
Friday, April 10th |
| 4.4 Percent in Real Life (Discount, Tax, Tips) | Monday, April 13 |
| 4.5 Multi-Step Percent Problems | Tuesday, April 14 |
| 4.6 Unit Task / Review | Wednesday, April 15 |
Success in This Unit Looks Like…
- I can explain what percent means in different ways.
- I can find the percent of a number using efficient strategies.
- I can solve real-life problems involving discounts, tax, tips, and percent change.
- I can use proportional reasoning to make sense of multi-step problems.
- I can explain my thinking clearly and check whether my answer makes sense.