NAME ____________________________________ DATE __________________
ACTIVITY
15 + __________ = 20 | 35 − __________ = 20 |
50 − __________ = 20 | __________ + 5 = 20 |
55 − __________ = 20 | 10 + __________ = 20 |
__________ + 0 = 20 | 45 − __________ = 20 |
25 − __________ = 20 | __________ − 15 = 20 |