document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=881149>Question 881149</A>: <I><SPAN STYLE=\"word-break: break-all;\"> encontrar la suma o differencia ,es la primera vez esta clase mi hija esta  en grado 7mo<BR>\n" );
document.write( " pre algebra me podias poner ej. fracion de dos numeros arriba y dos abajo,suma y resta a otro numero en igual possision... </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #532046 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39617)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=532046\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Para hacer la suma o differencia, es preciso obtener fraciones que tienen el mismo denominator.  Buscar cual is el denominator comun y mas chico.  Co'mo?  \r<BR>\n" );
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document.write( "Porque la hija estudia \"pre algebra\", yo muestro por variables.\r<BR>\n" );
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document.write( "\"ej.\"  ---- quiza' quisiera \"ejemplo\".\r<BR>\n" );
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document.write( "EJEMPLO:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=w%2F%28ab%29-v%2F%28b%2Ab%2Ac%29 ALIGN=MIDDLE  ALT=\"w%2F%28ab%29-v%2F%28b%2Ab%2Ac%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Cual sea lo mas denominator sencillo?<BR>\n" );
document.write( "Hay <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%2Ab ALIGN=MIDDLE  ALT=\"a%2Ab\"   DISABLED_style= \"max-width:90%; height:auto;\" >, y hay <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=b%2Ab%2Ac ALIGN=MIDDLE  ALT=\"b%2Ab%2Ac\"   DISABLED_style= \"max-width:90%; height:auto;\" >.  <BR>\n" );
document.write( "Primer fracion contiene factors y estos contados de factor:<BR>\n" );
document.write( "FACTOR_________CONTADO<BR>\n" );
document.write( "a______________1<BR>\n" );
document.write( "b______________1<BR>\n" );
document.write( "c______________0<BR>\n" );
document.write( "Segundo fraction contiene estos ...<BR>\n" );
document.write( "FACTOR_________CONTADO<BR>\n" );
document.write( "a______________0<BR>\n" );
document.write( "b______________2<BR>\n" );
document.write( "c______________1\r<BR>\n" );
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document.write( "Proximo, es dificil explicar...<BR>\n" );
document.write( "pero quiere un denominator que contiene el mayor contado con cada factor...<BR>\n" );
document.write( "Usted Quiere como Esto:<BR>\n" );
document.write( "FACTOR__________CONTADO<BR>\n" );
document.write( "a_______________1<BR>\n" );
document.write( "b_______________2<BR>\n" );
document.write( "c_______________1\r<BR>\n" );
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document.write( "El mas sencillo denominator tenga que ser <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%2Ab%2Ab%2Ac ALIGN=MIDDLE  ALT=\"a%2Ab%2Ab%2Ac\"   DISABLED_style= \"max-width:90%; height:auto;\" >, o equivalamente, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=ab%5E2c ALIGN=MIDDLE  ALT=\"ab%5E2c\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r<BR>\n" );
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document.write( "Ahora regrasamos al ejemplo,<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=w%2F%28ab%29-v%2F%28b%2Ab%2Ac%29 ALIGN=MIDDLE  ALT=\"w%2F%28ab%29-v%2F%28b%2Ab%2Ac%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Hacer subir cada fracion al terminos altos que usen denominator <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=a%2Ab%5E2c ALIGN=MIDDLE  ALT=\"a%2Ab%5E2c\"   DISABLED_style= \"max-width:90%; height:auto;\" >.  Multiplicamos con UNO, el numero UNO.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28w%2F%28ab%29%29%2A%28bc%2F%28bc%29%29=%28wbc%29%2F%28ab%2Abc%29 ALIGN=MIDDLE  ALT=\"%28w%2F%28ab%29%29%2A%28bc%2F%28bc%29%29=%28wbc%29%2F%28ab%2Abc%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "La otra,\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28v%2F%28bbc%29%29%28a%2Fa%29=%28va%2F%28abbc%29%29 ALIGN=MIDDLE  ALT=\"%28v%2F%28bbc%29%29%28a%2Fa%29=%28va%2F%28abbc%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Vea, ahora tenenoms los dos fractiones en forma con denomator <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=abbc ALIGN=MIDDLE  ALT=\"abbc\"   DISABLED_style= \"max-width:90%; height:auto;\" >.<BR>\n" );
document.write( "Los fraciones son los mismos como anterior; sino ahora ellos son los equivalentes que usan e denominator mas comun y sencillo.\r<BR>\n" );
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document.write( "La esprecion:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=w%2F%28ab%29-v%2F%28b%2Ab%2Ac%29 ALIGN=MIDDLE  ALT=\"w%2F%28ab%29-v%2F%28b%2Ab%2Ac%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Despues los multiplicos por 1,<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28wbc%29%2F%28ab%5E2c%29-%28va%29%2F%28ab%5E2c%29 ALIGN=MIDDLE  ALT=\"%28wbc%29%2F%28ab%5E2c%29-%28va%29%2F%28ab%5E2c%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28%28wbc-va%29%2F%28ab%5E2c%29%29 ALIGN=MIDDLE  ALT=\"highlight%28%28wbc-va%29%2F%28ab%5E2c%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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