Como se resolvem estas frações?
<p><span color="#222222" face="Verdana, Arial, sans-serif" size="2" style="color: #222222; font-family: Verdana, Arial, sans-serif; font-size: small;"><span style="line-height: normal;">1/2-1/4</span></span></p><p><span color="#222222" face="Verdana, Arial, sans-serif" size="2" style="color: #222222; font-family: Verdana, Arial, sans-serif; font-size: small;"><span style="line-height: normal;">7/8-3/8</span></span></p>
<p><span color="#222222" face="Verdana, Arial, sans-serif" size="2" style="color: #222222; font-family: Verdana, Arial, sans-serif; font-size: small;"><span style="line-height: normal;">6/4x7/8</span></span></p>
<p><span color="#222222" face="Verdana, Arial, sans-serif" size="2" style="color: #222222; font-family: Verdana, Arial, sans-serif; font-size: small;"><span style="line-height: normal;">6/5-4/9</span></span></p>
<p><span color="#222222" face="Verdana, Arial, sans-serif" size="2" style="color: #222222; font-family: Verdana, Arial, sans-serif; font-size: small;"><span style="line-height: normal;">4/3:6/7</span></span></p>
<p><span color="#222222" face="Verdana, Arial, sans-serif" size="2" style="color: #222222; font-family: Verdana, Arial, sans-serif; font-size: small;"><span style="line-height: normal;">7/8:9/5</span></span></p>
<p><span color="#222222" face="Verdana, Arial, sans-serif" size="2" style="color: #222222; font-family: Verdana, Arial, sans-serif; font-size: small;"><span style="line-height: normal;">6/13:14/15</span></span></p>
<p><span color="#222222" face="Verdana, Arial, sans-serif" size="2" style="color: #222222; font-family: Verdana, Arial, sans-serif; font-size: small;"><span style="line-height: normal;"> </span></span></p>
<p><span color="#222222" face="Verdana, Arial, sans-serif" size="2" style="color: #222222; font-family: Verdana, Arial, sans-serif; font-size: small;"><span style="line-height: normal;">45/5:8/2</span></span></p>
<p><span color="#222222" face="Verdana, Arial, sans-serif" size="2" style="color: #222222; font-family: Verdana, Arial, sans-serif; font-size: small;"><span style="line-height: normal;">2/3 de 99</span></span></p>
<p><span color="#222222" face="Verdana, Arial, sans-serif" size="2" style="color: #222222; font-family: Verdana, Arial, sans-serif; font-size: small;"><span style="line-height: normal;">1/5 de 125</span></span></p>
<p><span color="#222222" face="Verdana, Arial, sans-serif" size="2" style="color: #222222; font-family: Verdana, Arial, sans-serif; font-size: small;"><span style="line-height: normal;">3/6 de 72</span></span></p>
<p><span color="#222222" face="Verdana, Arial, sans-serif" size="2" style="color: #222222; font-family: Verdana, Arial, sans-serif; font-size: small;"><span style="line-height: normal;">11/7 de 490</span></span></p>
<p><span color="#222222" face="Verdana, Arial, sans-serif" size="2" style="color: #222222; font-family: Verdana, Arial, sans-serif; font-size: small;"><span style="line-height: normal;">8/9 de 90 ; 7/5 de 55 ; 5/4 de 444</span></span></p>
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Categoria: Matemática
11 years ago
Perguntado 11 years ago
goretti Curta no Facebook, +1 no Google, poste no Twiter ou compartilhe esta questão em outra rede social.