320:80, 810:90 , 780:30,560:20,600:15,280:70, 1 200:200,4 900:700. расписать

[latex] \frac{320}{80}[/latex] = [latex] \frac{32}{8}[/latex] = [latex] \frac{4}{1}[/latex] = 4 [latex] \frac{810}{90}[/latex] = [latex] \frac{81}{9}[/latex] = [latex] \frac{9}{1}[/latex] = 9 [latex] \frac{780}{30}[/latex] = [latex] \frac{78}{3}[/latex] = [latex] \frac{26}{1}[/latex] = 26 [latex] \frac{560}{20}[/latex] = [latex] \frac{56}{2}[/latex] = [latex] \frac{28}{1}[/latex] = 28 [latex] \frac{600}{15}[/latex] = [latex] \frac{40}{1}[/latex] = 40 [latex] \frac{280}{70}[/latex] = [latex] \frac{28}{7}[/latex] = [latex] \frac{4}{1}[/latex] = 4 [latex] \frac{1200}{200}[/latex] = [latex] \frac{12}{2}[/latex] = [latex] \frac{6}{1}[/latex] = 6 [latex] \frac{4900}{700}[/latex] = [latex] \frac{49}{7}[/latex] = [latex] \frac{7}{1}[/latex] = 7