Come si scrive il 30% come frazione?

Come si scrive il 30% come frazione? Risposta: #3/10=0.3# Spiegazione: Per cent means #color(blue)”out of one hundred”# #rArr30%=30/100# which may be simplified by cancelling by 10. #30/100=cancel(30)^3/cancel(100)^10=3/10″ as a proper fraction”# and #3/10=3÷10=0.3″ as a decimal fraction”#