Resposta:
Explicação passo a passo:
1-0,6-5/4+1/2=
1-6/10-5/4+1/2=
20/20-12/20-25/20+10/20=
8/20-25/20+10/20=
-17/20+10/20=
-7/20
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Resposta:
Explicação passo a passo:
1-0,6-5/4+1/2=
1-6/10-5/4+1/2=
20/20-12/20-25/20+10/20=
8/20-25/20+10/20=
-17/20+10/20=
-7/20