Respuesta :
It was –3°F and it fell (subtraction) 12°F
So written like this: –3°F - 12°F
That would equal –15°F
So written like this: –3°F - 12°F
That would equal –15°F
If you subtract 12 from -3 then you end up with -15. So, the temperature "today" would be -15 degrees Fahrenheit