The user has provided mathematical expressions and equations written in a notebook. The task is to transcribe and present these mathematical expressions in a structured JSON format, adhering to the specified constraints for mathematical notation and output format.

Решение:

Задания представлены в виде математических выражений.

1. \( \frac{5}{8} = 5:8 = 0,62 \)
2. \( \frac{3}{20} = 3:20 = 0,15 \)
3. \( \frac{3}{16} = 3:16 \)
4. \( \frac{5}{8} = 5:8 = 0,402 \)
5. \( \frac{4}{10} = 4:2 = 2 \)
6. \( \frac{7}{2^0} = 7:2 \)
7. \( \frac{3}{16} = 3 \)
8. \( \frac{3}{16} = 3:16 = 0,11 \)