512=52×2×3=522×3 and this is known as a repeating decimal because the denominators are not in the multiples of 2 and 5
23200=238×25=2323×52 and this is known as a terminating decimal because the denominators are in the multiples of 2 and 5
775=73×5×5=73×52 ,which is a repeating decimal because the denominators are not in the multiples of 2 and 5
24125=2453=24×8125×8=1921000, which is a terminating decimal because the denominators are in the multiples of 2 and 5