(who made it onto my math test)
When Jodi woke up one cold January day, the temperature was -5°F. By 2:00 in the afternoon, the sun had warmed up the earth to 24°F. What is the range in temperature for that day? (Show your work.)
David begins to hike down the mountain. He descends 300 meters and then stops for a rest. Then he realizes he dropped his water bottle. He climbs up 45 meters and finds it. How many meters is he from the top of the mountain?