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I thought I was weird for always breaking apart multiplication problems in my head like that. Good to know I'm not alone. Same with addition, 1324 + 1872 is j
by Foy 14y ago
I thought I was weird for always breaking apart multiplication problems in my head like that.
Good to know I'm not alone.
Same with addition, 1324 + 1872 is just 2000 + 324 + 872 which is just 3100 + 24 + 74 which is 3196.
Math is about creativity, somewhat ironically. ;)
- coopaq 14y agoI would say you were a little bit... 2 creative :)
- DanBC 14y ago> I thought I was weird for always breaking apart multiplication problems in my head like that. It's a technique taught in schools now. (http://www.mad4maths.com/math_help_multiplication/ http://www.mad4maths.com/math_help_multiplication/) See also "Chunking" for division. (http://www.mad4maths.com/math_help_division/ http://www.mad4maths.com/math_help_division/)
- Foy 14y agoOh cool! I got taught to line up the number in columns, carry the one, etc... really a painful way to do addition. :(