Verified answer

от 7 до 12

[tex] \frac{22}{28} [/tex]

[tex] \frac{7}{28} + \frac{15}{28} = \frac{22}{28} [/tex]

до 6

[tex] \frac{6}{28} [/tex]

[tex] \frac{28}{28} - \frac{22}{28} = \frac{6}{28} [/tex]