Question

efetue a operação (+11/9)-(7/6)=

Answer 1

Olá !

Resolução :

$\mathsf{\dfrac{11}{9} -\dfrac{7}{6} =\dfrac{66 - 63}{54} =\dfrac{3}{54} =\dfrac{1}{18}}$

$\textbf{RESPOSTA ~~:}$

$\boxed{\dfrac{1}{18}}}$

Answer 2

Olá!!

Resolução!!

= ( + 11/9 ) - ( 7/6 )
= 11/9 - 7/6

MMC ( 9, 6 } = 54

54 ÷ 9 = 6 • 11 = 66
54 × 6 = 9 • 7 = 63

= 66/54 - 63/54
= ( 66 - 63 )/54
= 3/54 : 3
= 1/18

R = 1/8

Espero ter ajudado!!