(1)88 - 54 = (2)16 - 13 = (3)84 - 60 = (4)91 - 63 = (5)15 - 11 = (6)32 - 22 = (7)71 - 41 =
|
(8)78 - 18 = (9)58 - 54 = (10)31 - 15 = (11)67 - 42 = (12)44 - 19 = (13)90 - 60 = (14)72 - 69 = |
(15)20 - 14 = (16)19 - 18 = (17)92 - 16 = (18)49 - 38 = (19)78 - 31 = (20)47 - 38 = |