1 x 50 = 50 2 x 50 = 100 3 x 50 = 150 4 x 50 = 200 5 x 50 = 250 6 x 50 = 300 7 x 50 = 350 8 x 50 = 400 9 x 50 = 450 10 x 50 = 500 11 x 50 = 550 12 x 50 = 600 13 x 50 = 650 14 x 50 = 700 15 x 50 = 750 16 x 50 = 800 17 x 50 = 850 18 x 50 = 900 19 x 50 = 950 20 x 50 = 1000