Пошаговое объяснение:
[tex] \frac{ - 3}{13} + ( - \frac{5}{13}) = - \frac{3}{13} - \frac{5}{13} = - \frac{8}{13} [/tex]
[tex] - \frac{3}{13} + ( - \frac{5}{13} ) = - \frac{3}{13} - \frac{5}{13} = \frac{ - 3 - 5}{13} = - \frac{8}{13} [/tex]
- 8 / 13
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Пошаговое объяснение:
[tex] \frac{ - 3}{13} + ( - \frac{5}{13}) = - \frac{3}{13} - \frac{5}{13} = - \frac{8}{13} [/tex]
[tex] - \frac{3}{13} + ( - \frac{5}{13} ) = - \frac{3}{13} - \frac{5}{13} = \frac{ - 3 - 5}{13} = - \frac{8}{13} [/tex]
- 8 / 13