JM27 · Lesson 27
Percentages II
Change factor, interest, and tax: explorer, RPG games, comics, and quiz.
Use → / Space to advance, ← to go back. Each slide builds the idea step by step.
Swipe left for next slide, right for previous — or use the arrows. Each slide builds the idea step by step.
Tap the ← and → buttons below the slide. Each slide builds the idea step by step.
Simple interest
principal is set aside — only it earns each year $0Compound interest
interest joins the pile, so it earns too — it snowballs $0Simple interest
Compound interest
Retro RPG adventures about percentages & interest.
↑/↓ highlight | Enter confirm | pocket calc for working
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L04–6 Percentages — pick Summary (Style 1–3) or Small Cards, then use ← → or the arrows to switch pages.
Read each page. When a concept finishes, answer the two follow-up questions. They stay on this tab only.
Pre S3 L04–6 Percentage Quiz — answer each question, use Next to move on. Submit on Q8 to see all results.