Question

b) 6 / 7 - 3 / 8 PLS

Answer 1

Solución:

$\frac{6}{7} - \frac{3}{8} = \frac{6 \times 8}{7 \times 8} - \frac{3 \times 7}{8 \times 7} = \frac{48}{56} - \frac{21}{56} \\ \\ \frac{48}{56} - \frac{21}{56} = \frac{48 - 21}{56} = \frac{27}{56}$

Answer 2

Respuesta:

$= \frac {27 }{56} \:\:o\:en\:decimal\:= 0.48214285714285715$

Explicación paso a paso:

$\frac{6 }{7} -\frac { 3 }{8} = \frac{6\cdot8 }{7\cdot8} - \frac { 3\cdot7}{8\cdot7} = \frac{48} {56} - \frac{ 21 }{56} = \frac {48 - 21 }{56} = \frac {27 }{56}= 0.48214285714285715$