Respuesta:
1.-2/5×3/4+(-4/5)÷1/2=-3/10+-8/5=-19/10
2.7/8-(-1/4×(-3/5)÷ 5/6)=9/8×-18/25=139/200
3.-5.4÷(-0.1)×(-1/3)=-18
espero que te guste
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Verified answer
Respuesta:
1.-2/5×3/4+(-4/5)÷1/2=-3/10+-8/5=-19/10
2.7/8-(-1/4×(-3/5)÷ 5/6)=9/8×-18/25=139/200
3.-5.4÷(-0.1)×(-1/3)=-18
espero que te guste