Question

If the temperature outside was 63°F at 5:00 p.m., but it fell 21 degrees by 10:00 p.m., what is the temperature at 10:00 p.m.?

Answer 1

42°F

Explanation:

63-21=42°F

if it fell, it means it went down, so it got colder

Answer 2

42°

Explanation:

Subtract: 63 - 21 = 42°