(2)10 - 2 =
(3)30 - 8 =
(4)50 - 2 =
(5)70 - 1 =
(6)60 - 8 =
(7)70 - 4 =
(8)30 - 5 =
(9)10 - 3 =
2024-11-07
2024-11-06