A temperature of 0 degrees Celsius: a temperature of 8.5 degrees Celsius above zero:

a temperature of 7 degrees Celsius below zero:

Hi, you've asked an incomplete question. However, I inferred you want help reading the degree celsius temperatures.

Explanation:

Named after an astronomer, Anders Celsius, the Celcius is a measuring unit of temperature, while the degree Celsius is usually symbolized as °C to refer to a specific temperature on the Celsius scale.

Therefore, to find let's say, a temperature of 0 degrees Celsius would imply that you look through a celsius scale usually found on a thermometer (a temperature measuring instrument).

∞ this is your sign

the mistake in the pattern is that :

b. the decimal point was moved one too many place values each time

the correct pattern could be made by :

b. moving the decimal point to the right the same numbers of place values as the exponents