document.write( "Question 1147183: Sofia bought 15 eggs and used some of them to make an omelet. There are 4 eggs left. How many eggs were used to make the omelet?\r
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Algebra.Com's Answer #768541 by ikleyn(52873)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "15 - 4 = 11 eggs were used.\r
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\n" ); document.write( "\n" ); document.write( "First or second grade level math problem (if not kindergarten).\r
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\n" ); document.write( "\n" ); document.write( "When the child doesn't know yet any equations . . . \r
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