What this lesson teaches
Percentage as parts of 100.
Can you finish percentage grid activity in about 25 min?
You will percentage as parts of 100.
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Percentage as parts of 100.
A 100-grid makes percentage literally visible as parts of a hundred — the clearest possible representation of what percent means. Students who shade grids before calculating percentages develop proportion intuition that formula-only students almost never build.
1. Get grid. 2. Shade 25 squares yellow. 3. Write 25%. 4. Shade 50 more. 5. Find total.