Математика

a)

• $$\frac{33}{99} = \frac{1}{3}$$
• $$\frac{150}{125} = \frac{6}{5}$$
• $$\frac{25}{100} = \frac{1}{4}$$
• $$\frac{14}{210} = \frac{1}{15}$$
• $$\frac{150}{1000} = \frac{3}{20}$$
• $$\frac{1000}{2500} = \frac{2}{5}$$
• $$\frac{264}{148} = \frac{66}{37}$$

б)

• $$\frac{45}{630} = \frac{1}{14}$$
• $$\frac{30}{64} = \frac{15}{32}$$
• $$\frac{125}{500} = \frac{1}{4}$$
• $$\frac{7}{217} = \frac{1}{31}$$
• $$\frac{12}{600} = \frac{1}{50}$$
• $$\frac{75}{300} = \frac{1}{4}$$
• $$\frac{140}{210} = \frac{2}{3}$$