10 9 7 6 4 July 8, 2019 16 32 64 128 10 х х 9 8 7 6 5 4 7x 10 9 9x 4x 7 6 6x 10 4x 7 9 3x 6 20 6 7 x2 9 10 4 Subtract 9 7 10 and 6 1 4 what is the difference
