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koban [17]
3 years ago
11

7/5 + 2/3 - 1 = ayuda porfa

Mathematics
1 answer:
brilliants [131]3 years ago
4 0

Answer:

1\frac{1}{15}

Step-by-step explanation:

\frac{7}{5}+\frac{2}{3}-1\\

Convertir elemento a fracción: 1 = 1/1

=-\frac{1}{1}+\frac{7}{5}+\frac{2}{3}

Mínimo común múltiplo de 1,5,3 = 15

Ajustar fracciones según el mcm

=-\frac{15}{15}+\frac{21}{15}+\frac{10}{15}

Dado que los denominadores son iguales, combine las fracciones:

\frac{a}{c}\pm \frac{b}{c}=\frac{a\pm \:b}{c}\\\\= \frac{-15+21+10}{15}\\\\

Sumar Restar los números: -15 + 21 + 10 = 16

=\frac{16}{15}\\\\16\div 15 = 1 \: remainder 1\\\\=1\frac{1}{15}

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