Question

qual o valor da expressão - (1-3/5)-(0,3-1/4)

Answer 1

-(5-3/5)-(1,2-1/4)= -2/5-0,2/4= -8-1/20= -9/20

Answer 2

Resposta:

-9/20

Explicação passo-a-passo:

-(1-3/5)-(0,3-1/4)=

-(5/5-3/5)-(3/10-1/4)=

-(2/5)-(6/20-5/20)=

-(2/5)-(1/20)=

-2/5-1/20=

-8/20-1/20=

-9/20