Ответ:

4 11/30-2 9/20-1/10=131/30-49/20-1/10=109/60=1 49/60

Пошаговое объяснение:

≤(°ω°)≥

Verified answer

Ответ:

[tex]4\frac{11}{30}-2 \frac{9}{20}- \frac{1}{10} =1\frac{49}{60}[/tex]

[tex]1)4\frac{11}{30} -2\frac{9}{20} =4\frac{22}{60} -2\frac{27}{60} =3\frac{82}{60} -2\frac{27}{60}=1\frac{55}{60} =1\frac{11}{12}[/tex]

[tex]2)1\frac{11}{12} -\frac{1}{10} =1\frac{55}{60} -\frac{6}{60} =1\frac{49}{60}[/tex]