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Topic	Imagine not understanding dis math question
ChocoboMog123 02/11/23 3:16:14 AM #15:	BurmesePenguin posted... I dont understand it at all. It's a mental math trick that you should learn if you don't know. 7+8 is hard to do in your head, but 8+2+5 is easy because you can group 8+2=10+5=15. I think the teacher made a mistake and looked back at the 7 instead of the 8. --- "You're sorely underestimating the power of nostalgia goggles." - adjl http://www.smbc-comics.com/comics/20110218.gif <cite>ChocoboMog123 posted [p:971487210] in Imagine no... [t:80344081]...</cite> <quote>BurmesePenguin posted... </cite><quote>I dont understand it at all.</quote>It's a mental math trick that you should learn if you don't know.7+8 is hard to do in your head, but 8+2+5 is easy because you can group 8+2=10+5=15.I think the teacher made a mistake and looked back at the 7 instead of the 8. --- "You're sorely underestimating the power of nostalgia goggles." - adjlhttp://www.smbc-comics.com/comics/20110218.gif</quote> ... Copied to Clipboard!
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