1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 640, 800, 1280, 1600, 3200, 6400
79% of 6400 = 79% * 6400 = 0.79 * 6400 = 5,056
6400
6400
Half of 6400 is 3200.
8X8=64X100= The answer 6400
6400 + 3500 = 9900
10000 - 6400 = 3600
6400
6400
6400 = 802.
800 divideby 6400 = 0.125
6400 rounded to the nearest thousand is 6000.