text: 78 - 38 = 40

label: valid


text: 24 - 12 = 12


text: 32 - 17 = 15


text: 75 - 26 = 49


text: 75 - 18 = 57


text: 55 - 39 = 16


text: 76 - 37 = 35

label: invalid


text: 81 - 77 = 4


text: 48 - 42 = 6


text: 76 - 70 = 6


text: 87 - 62 = 32


text: 48 - 27 = 12


text: 47 - 16 = 31


text: 59 - 42 = 17


text: 40 - 35 = 5


text: 48 - 24 = 15


text: 79 - 44 = 26


text: 78 - 17 = 61


text: 85 - 73 = 3


text: 70 - 66 = 4


text: 76 - 34 = 45


text: 61 - 60 = 4


text: 51 - 16 = 35


text: 29 - 27 = 2


text: 69 - 55 = 17


text: 40 - 30 = 13


text: 84 - 50 = 34


text: 72 - 50 = 22


text: 52 - 52 = 9


text: 87 - 40 = 47


text: 54 - 22 = 41


text: 81 - 33 = 48


text: 80 - 31 = 49


text: 53 - 31 = 22


text: 34 - 12 = 22


text: 81 - 64 = 10


text: 81 - 62 = 23


text: 56 - 18 = 38


text: 31 - 16 = 15


text: 22 - 18 = 4


text: 61 - 32 = 29


text: 34 - 27 = 10


text: 68 - 55 = 13


text: 72 - 23 = 52


text: 57 - 49 = 12


text: 45 - 16 = 32


text: 82 - 40 = 42


text: 59 - 15 = 47


text: 74 - 66 = 11


text: 23 - 12 = 11


text: 68 - 17 = 51


text: 83 - 75 = 1


text: 38 - 29 = 18


text: 71 - 39 = 32


text: 82 - 32 = 54


text: 78 - 62 = 9


text: 73 - 71 = 9


text: 44 - 40 = 4


text: 41 - 29 = 16


text: 63 - 55 = 4


text: 54 - 35 = 15


text: 30 - 12 = 21


text: 53 - 12 = 50


text: 86 - 54 = 35


text: 41 - 17 = 15


text: 75 - 69 = 6


text: 36 - 27 = 6


text: 80 - 17 = 63


text: 18 - 14 = 4


text: 62 - 51 = 11


text: 55 - 24 = 31


text: 88 - 43 = 38


text: 75 - 46 = 29


text: 52 - 18 = 41


text: 84 - 42 = 42


text: 82 - 30 = 52


text: 78 - 77 = 5


text: 81 - 27 = 47


text: 58 - 42 = 16


text: 89 - 57 = 36


text: 76 - 47 = 25


text: 46 - 16 = 37


text: 47 - 18 = 29


text: 42 - 27 = 8


text: 77 - 52 = 25


text: 63 - 39 = 24


text: 86 - 32 = 54


text: 70 - 40 = 30


text: 69 - 19 = 43


text: 45 - 35 = 1


text: 81 - 17 = 67


text: 75 - 31 = 44


text: 58 - 30 = 32


text: 54 - 25 = 25


text: 65 - 50 = 15


text: 31 - 21 = 17


text: 65 - 39 = 26


text: 64 - 57 = 14


text: 67 - 55 = 5


text: 67 - 18 = 40


text: 70 - 70 = 3


text: 86 - 27 = 59


text: 36 - 26 = 19


text: 37 - 17 = 29


text: 66 - 17 = 49


text: 44 - 12 = 36


text: 42 - 19 = 23


text: 65 - 47 = 18


text: 42 - 18 = 31


text: 69 - 42 = 36


text: 83 - 52 = 24


text: 78 - 76 = 11


text: 73 - 72 = 10


text: 63 - 56 = 14


text: 89 - 17 = 79


text: 78 - 32 = 49


text: 69 - 34 = 39


text: 59 - 50 = 9


text: 53 - 45 = 4


text: 69 - 21 = 44


text: 84 - 17 = 67


text: 41 - 25 = 19


text: 84 - 25 = 59


text: 76 - 16 = 60


text: 83 - 35 = 48


text: 71 - 17 = 54


text: 45 - 30 = 15


text: 74 - 13 = 61


text: 68 - 21 = 50


text: 39 - 28 = 7


text: 79 - 59 = 23


text: 35 - 15 = 23


text: 76 - 42 = 31


text: 57 - 19 = 38


text: 73 - 28 = 45


text: 81 - 74 = 10


text: 44 - 31 = 13


text: 80 - 36 = 51


text: 38 - 18 = 17


text: 67 - 11 = 47


text: 70 - 19 = 60


text: 66 - 54 = 12


text: 72 - 67 = 5


text: 49 - 24 = 25


text: 66 - 57 = 6


text: 70 - 23 = 47


text: 61 - 41 = 23


text: 80 - 18 = 69


text: 82 - 36 = 46


text: 73 - 36 = 37


text: 46 - 31 = 12


text: 81 - 76 = 8


text: 78 - 53 = 28


text: 64 - 24 = 37


text: 78 - 36 = 46


text: 81 - 65 = 16


text: 69 - 13 = 49


text: 75 - 13 = 69


text: 59 - 19 = 40


text: 82 - 13 = 73


text: 72 - 49 = 30


text: 72 - 47 = 25


text: 74 - 12 = 62


text: 42 - 17 = 25


text: 48 - 17 = 34


text: 50 - 25 = 28


text: 35 - 12 = 23


text: 68 - 52 = 16


text: 23 - 15 = 17


text: 72 - 20 = 52


text: 54 - 45 = 9


text: 57 - 21 = 32


text: 28 - 19 = 2


text: 71 - 31 = 43


text: 72 - 58 = 17


text: 29 - 13 = 25


text: 73 - 19 = 57


text: 45 - 37 = 8


text: 30 - 17 = 9


text: 83 - 56 = 31


text: 49 - 30 = 19


text: 36 - 14 = 22


text: 48 - 21 = 27


text: 73 - 14 = 52


text: 44 - 27 = 17


text: 52 - 42 = 10


text: 54 - 15 = 39


text: 80 - 66 = 14


text: 61 - 23 = 38


text: 86 - 31 = 55


text: 79 - 66 = 20


text: 33 - 15 = 18


text: 62 - 59 = 3


text: 86 - 77 = 0


text: 85 - 65 = 20


text: 74 - 31 = 43


text: 87 - 19 = 68


text: 49 - 43 = 6


text: 67 - 13 = 54


text: 89 - 83 = 10


text: 29 - 18 = 11


text: 63 - 13 = 41


text: 69 - 11 = 58


text: 51 - 21 = 30


text: 86 - 12 = 74


text: 79 - 30 = 49


text: 33 - 29 = 4


text: 64 - 21 = 43


text: 84 - 58 = 23


text: 42 - 41 = 1


text: 41 - 26 = 15


text: 86 - 68 = 27


text: 89 - 18 = 78


text: 36 - 32 = 4


text: 61 - 31 = 30


text: 85 - 23 = 62


text: 69 - 37 = 23


text: 82 - 46 = 40


text: 82 - 20 = 66


text: 74 - 36 = 38


text: 75 - 57 = 15


text: 41 - 11 = 33


text: 67 - 53 = 5


text: 58 - 13 = 42


text: 89 - 88 = 1


text: 70 - 17 = 53


text: 61 - 45 = 19


text: 82 - 72 = 6


text: 77 - 75 = 9


text: 74 - 52 = 22


text: 74 - 37 = 37


text: 73 - 21 = 52


text: 88 - 62 = 26


text: 87 - 23 = 64


text: 48 - 28 = 20


text: 50 - 17 = 24


text: 79 - 33 = 43


text: 89 - 79 = 10


text: 70 - 34 = 36


text: 70 - 53 = 10