Пошаговое объяснение:

[tex]1)5 \frac{3}{8} + 9 \frac{1}{12} = \frac{43}{8} + \frac{109}{12} = \frac{3 \times 43 + 2 \times 109}{24} = \frac{347}{24} = 14 \frac{11}{24} [/tex]

[tex]2)14 \frac{11}{24} - 7 \frac{5}{6} = \frac{347}{24} - \frac{47}{6} = \frac{347 - 4 \times 47}{24} = \frac{159}{24} = \frac{53 \times 3}{8 \times 3} = 6 \frac{5}{8} [/tex]

Verified answer

Пошаговое объяснение:

5 3/8 + 9 1/12 - 7 5/6 =

5 18/48 + 9 4/48 - 7 40/48 =

14 22/48 - 7 40/48 = 13 70/48 - 7 40/48 =

6 30/48 = 6 5/8