Qual é a soma de 2 / 5 e 2 / 4 ?
Qual é a soma de 2 / 5 e 2 / 4 ? Responda: 9/10 Explicação: First note that 2/4″ may be simplified” cancel(2)^1/cancel(4)^2=1/2 hence 2/5+1/2″ is now the sum” Since the denominators ( 5 and 2 ) are different we cannot add them. We have to have a common denominator before … Ler mais