document.write( "Question 937928: If you were asked to find the sum of 5+12. What strategy would you ude \n" ); document.write( "
Algebra.Com's Answer #571319 by richard1234(7193)\"\" \"About 
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Mental math. 5+12 = 17\r
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\n" ); document.write( "\n" ); document.write( "However, if I really had to ask myself how to do 5+12 mentally, I would first think, \"5+10 = 15\", then add 2 to get 17.
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