Question

It was 4 degrees below zero

in the morning. By afternoon
the temperature rose 21
degrees. How warm was it?

Answer 1

17 degrees

Explanation:

We Know

It was 4 degrees below zero in the morning.

0 - 4 = -4 degrees in the morning

By afternoon the temperature rose 21 degrees. How warm was it?

We Take

-4 + 21 = 17 degrees

So, it was 17 degrees.