what is 644 divide by 8
80.5 is the answer to this problem.
644 = 400 + 200 + 40 + 4400 : 8 = 50200 : 8 = 2540 : 8 = 54 : 8 = 1 : 2 = 0.5therefore644 : 8 = 50 + 25 + 5 + 0.5 = 80.5