Resposta:
(-5/11)+ ( +7/22)+ (-13/4 )
mmc=44
20 14 143 149
-5/11+ 7/22 -13/4 ⇒ - ----- +----- - ----- = - ------
44 44 44 44
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Resposta:
(-5/11)+ ( +7/22)+ (-13/4 )
mmc=44
20 14 143 149
-5/11+ 7/22 -13/4 ⇒ - ----- +----- - ----- = - ------
44 44 44 44