Percent of a Number: "Per 100"
I can find a percent of a quantity, like 25% of 80.
📘 Word Bank + Sentence Frames
percent (%)per 100of = multiplydecimal form
"Percent" means "per 100."
- 25% = 25 out of 100 = 0.25.
- "% of a number" → change % to a decimal, then multiply.
- Frame: "____% of ____ = ____ × ____ = ____."
👀 See It
25% of 80 = 0.25 × 80 = 20
Half of 80 is 40 (50%), and 25% is half of that — 20. The math agrees!
✏️ Your Turn
0 of 3 checks complete
1. What is 50% of 60?
2. What is 10% of 90?
3. What is 25% of 40?
💬 Explain Your Thinking
Show how you found a percent of a number:
"To find blank% of blank, I changed blank% to blank and multiplied: blank × blank = blank."