5 7 x 21 1 July 8, 2019 16 32 64 128 5 7 x 21 10 5 7 x 21 15 5 x 7 1 3 x 21 1 3 11 5 x 7 )= 21 X 1 5 7 11x3 21 21 x 5 35 7 13 21 1 3 x 5 x 7 1 3 as a fraction 7 21 x 6 20 x 5 19 21 5 x 15 7 x 4 9 3 5 x 1 21 x 7 8 3 7 12 x 21 5 12
