The lowest temperature on mars can reach -140 degress celsuis while the highest temperature can be 20 degress celsuis. What is the difference between the highest and lowest temperature on Mars?

910 and 0.091

Step-by-step explanation:

multiply for 10^2 (100) means to move the comma to the right for two times

With a step we obtain 91. for the second step we have to add a zero and we have: 910

For the second the work is the same but with have to move the comma to the left two times,

first step: 0,91

second step : 0,091