-49
To convert from slope to percent grade, multiply the slope by a hundred.
-49=-49⋅100
Multiply 100 by -1.
-10049%
Combine -100 and 49.
-100⋅49%
Multiply -100 by 4.
-4009%
-4009%
Move the negative in front of the fraction.
-4009%
Convert the Slope to Percent Grade -4/9