Missing Subtrahend (11-19) Using Minuend (30-38) Flashcards
30 - ___ = 19
30 = ___ + 19
= 11
30 - ___ = 18
30 = ___ + 18
= 12
30 - ___ = 17
30 = ___ + 17
= 13
30 - ___ = 16
30 = ___ + 16
= 14
30 - ___ = 15
30 = ___ + 15
= 15
30 - ___ = 14
30 = ___ + 14
= 16
30 - ___ = 13
30 = ___ + 13
= 17
30 - ___ = 12
30 = ___ + 12
= 18
31 - ___ = 19
31 = ___ + 19
= 12
31 - ___ = 18
31 = ___ + 18
= 13
31 - ___ = 17
31 = ___ + 17
= 14
31 - ___ = 16
31 = ___ + 16
= 15
31 - ___ = 15
31 = ___ + 15
= 16
31 - ___ = 14
31 = ___ + 14
= 17
31 - ___ = 13
31 = ___ + 13
= 18
31 - ___ = 12
31 = ___ + 12
= 19
32 - ___ = 19
32 - ___ = 19
= 13
32 - ___ = 18
32 - ___ = 18
= 14
32 - ___ = 17
32 - ___ = 17
= 15
32 - ___ = 16
32 - ___ = 16
= 16
32 - ___ = 15
32 - ___ = 15
= 17
32 - ___ = 14
32 - ___ = 14
= 18
32 - ___ = 13
32 - ___ = 13
= 19
33 - ___ = 19
33 - ___ = 19
= 14
33 - ___ = 18
33 - ___ = 18
= 15
33 - ___ = 17
33 - ___ = 17
= 16
33 - ___ = 16
33 - ___ = 16
= 17
33 - ___ = 15
33 - ___ = 15
= 18
33 - ___ = 14
33 - ___ = 14
= 19
34 - ___ = 19
34 - ___ = 19
= 15
34 - ___ = 18
34 - ___ = 18
= 16
34 - ___ = 17
34 - ___ = 17
= 17
34 - ___ = 16
34 - ___ = 16
= 18
34 - ___ = 15
34 - ___ = 15
= 19
35 - ___ = 19
35 - ___ = 19
= 16
35 - ___ = 18
35 - ___ = 18
= 17
35 - ___ = 17
35 - ___ = 17
= 18
35 - ___ = 16
35 - ___ = 16
= 19
36 - ___ = 19
36 - ___ = 19
= 17
36 - ___ = 18
36 - ___ = 18
= 18
36 - ___ = 17
36 - ___ = 17
= 19
37 - ___ = 19
37 - ___ = 19
= 18
37 - ___ = 18
37 - ___ = 18
= 19
38 - ___ = 19
38 - ___ = 19
= 19
30 - ___ = 11
30 = ___ + 11
=19
