[tex]\displaystyle -(10,74-6\frac{8}{9})-(0,26-2\frac{1}{9})=-(\frac{537}{50}-\frac{62}{9})-(\frac{13}{50}-\frac{19}{9})=-\frac{1733}{450}-(-\frac{833}{450})=\\\\-\frac{1733}{450}+\frac{833}{450}=-2[/tex]

Verified answer

Ответ:

2

Пошаговое объяснение:

-(10,74 - 6. 8/9) - (0,26 - 2. 1/9) =

-10,74 + 6. 8/9 - 0,26 + 2. 1/9 =

(-10,74 - 0,26) + (6. 8/9 + 2. 1/9) =

-11 + 8. 9/9 = -11 + 9 = 2