Efetue as adições e subtração
A-5/3+3/5
B-3/4-7/18
C-4/5+1/15-5/6
D-5/9-7/6+7/18
Soluções para a tarefa
Respondido por
4
A) 5/3+3/5=25+9/15=34/15
B) 3/4-7/18=27-14/36=13/36
C) 4/5+1/15-5/6=24+2-25/30=1/30
D) 5/9-7/6+7/18=10-21+7/18=-4/18 simplica por 2=-2/9
B) 3/4-7/18=27-14/36=13/36
C) 4/5+1/15-5/6=24+2-25/30=1/30
D) 5/9-7/6+7/18=10-21+7/18=-4/18 simplica por 2=-2/9
anaclarasilva1301:
B) 20xy+15xy-6xy/10y=29xy/10y
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