5 1 2 x 7 July 8, 2019 16 32 64 128 5 1 2 x 7 8 5 1 2 x 7 3 4 5 1 2 x 7 9 5 1 2 x 75 5 1 2 x 7 11 5 1 2 x 7 3 4 envelopes 5 1 2 x 7 frame 1 5 x 2 7 as a fraction 5 3 1 2 x 7 5 1 2 x 7 1 4 5 3 1 2x 2 )=- 7 5 1 4 х 2 7 1 5 x 2 3 )= 7 15 4 5 x 1 2 x 7 8 1 2 x 7 5 6
