Adeline lives in Fairbanks, Alaska. She recorded the low temperature for five days on the number line.
A vertical number line from negative 20 to 0. There are 5 labeled points. From bottom to top, the point at negative 18 is labeled, Friday: negative 18 degrees Celsius; the point at negative 13 is labeled, Wednesday: negative 13 degrees Celsius; the point at negative 11 is labeled, Tuesday: negative 11 degrees Celsius; the point at negative 8 is labeled, Thursday: negative 8 degrees Celsius; and the point at negative 4 is labeled, Monday: negative 4 degrees Celsius.
A vertical number line from negative 20 to 0. There are 5 labeled points. From bottom to top, the point at negative 18 is labeled, Friday: negative 18 degrees Celsius; the point at negative 13 is labeled, Wednesday: negative 13 degrees Celsius; the point at negative 11 is labeled, Tuesday: negative 11 degrees Celsius; the point at negative 8 is labeled, Thursday: negative 8 degrees Celsius; and the point at negative 4 is labeled, Monday: negative 4 degrees Celsius.
What is the change in temperature from Wednesday to Thursday?