828. all there is to it!
here, if you ever need with rounding (or other forms of arithmetic/math) again, use this:
thats the rounding one, but if you just click the top left, it shows you all the calculators you may need!
10.416 m/s
step-by-step explantion:
distance=100m
time= 9.6s
average speed=100/9.6
=10.416 m/s