Răspuns:
23/24
Explicație pas cu pas v
d) 1 1/8 - (2/3)³ × 9/16 =
9/8 - 8/27 × 9/16 = 9/8 - 1/3 × 1/2 = 9/8 - 1/6 = 27/24 - 4/24 = 23/24
___________________________
1 1/8 = (1 × 8 + 1)/8 = (8 + 1)/8 = 9/8
(2/3)³ = 2³/3³ = 8/27
