Uploaded October 2025 | Updated September 2026, 2 weeks ago
Here's a classic tricky percentage question that many algebra would get it wrong at first. A rectangle's length is increased by 20% and its width is decreased by 20%. What happens to its area?
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#math #algebra #mathtutorials
Here's a classic tricky percentage question that many algebra would get it wrong at first. A rectangle's length is increased by 20% and its width is decreased by 20%. What happens to its area?
------------------
I help students master the basics of math. You can show your support and help me create even better content by becoming a patron on Patreon π patreon.com/blackpenredpen.
Get your "algebra" t-shirt π amzn.to/3A8Ed4k
Every bit of support means the world to me and motivates me to keep bringing you the best math lessons! Thank you!
------------------
#math #algebra #mathtutorials










