Question

Me ajudem na letra B
Pfv explicação passo a passo

Answer 1

Resposta:

1/12

Explicação passo-a-passo:

1-3/4-1/6

1-3/4-1/6

1-3/4-1/6

1/1- 3×3/4×3-1/6

1-3/4-1/6

1/1-3×3/4×3-1×2/6×2

1×12/1×12-3×3/4×3-1×2/6×2

1/1-3×3/4×3-1×2/6×2

1×12/1×12-9/4×3-1×2/6×2

1/1-3×3/4×3-1×2/6×2

1×12/1×12-9/12-1×2/6×2

1/1 -3×3/4×3-1×2/6×2

1×12/1×12-9/12-2/6×2

1/1-3×3/4×3-1×2/6×2

1×12/1×12-9/12-2/12

12/1×12-9/12-2/12

1×12/1×12-9/12-2/12

12/12-9/12-2/12

12-9-2/12

1- 3/4-1/6

12-9-2/12

12-9-2

12-11

7

12-9-2/12

1/12

Resposta

1/12