is it 500 blocks
500 blocks. One block is equal to one meter.
500m is 50,000 centimeters. (100cm per meter)
it means 1/2 kilometer length or may be 500 minutes of time.
You divide metres by 1000 So 500m = 0.5km
A triangle.
0.5km
500m
500m
0.5km
500m
'Dad' walked 500m, according to the wording of the question.