5 7 3 21 July 8, 2019 16 32 64 128 5 7 3 21 as a fraction 5 3 7 8 21 5 8x 7 04x 3 21 1 3 5 7 21 21 5 * 3 7 решение 21 5 * 3 7 огэ 5 целых 1 7 3 целых 20 21 X (- 3 7 )= 5 21 5 7 add 3 21 5 7 plus 3 21 5 7 add 3 21 as a fraction 5 7 3 5x 5 21 5 over 7 3 over 21 1 3 5 7 21 is equal to 3 7 5 21 answer