Question

Me ajudem por favor!!!
a) 25/8 - 3/9 x ( 1/4 + 2/3 )=

Answer 1

Resposta:

651

Explicação passo-a-passo:

$\frac{25}{8} -\frac{3}{9}(\frac{1}{4}+\frac{2}{3} )\\\\ \frac{25}{8} -\frac{3}{36}+\frac{6}{27} \\\\mmc: 8,36,27 : 2\\ 4 , 18 , 27 : 2\\ 2 , 9 , 27 : 2\\ 1 , 3 , 27 : 3 \\ 1 , 3 , 9 : 3 \\ 1, 1 , 3 : 3 \\ 1, 1, 1 \\2..2.2.3.3.3 = 8. 27 = 216\\\\\frac{25(27)- 3(24) + 6(8)}{216} \\\\675-72+ 48\\603+48\\651$