Сравни. Поставь знаки > < или = 16...11, 17...19, 18...11, 19...14, 20...16, 18...17, 19...12, 20...10, 9-2...9-1, 10-4...10-8, 8-2...7+1, 6-2...7+2, 6-3...6+1.

16>11, 17<19, 18>11, 19>14, 20>16, 18>17, 19>12, 20>10, 9-2<9-1, 10-4>10-8, 8-2<7+1,6-2<7+2, 6-3<6+1.Все :D

16>11, 17<19, 18>11, 19>14, 20>16, 18>17, 19>12, 20>10, 9-2<9-1, 10-4>10-8, 8-2<7+1, 6-2<7+2, 6-3<6+1