Addition
Score:
80
12 − 2 = ?
91 − 47 = ?
89 − 63 = ?
67 − 32 = ?
56 − 40 = ?
99 − 86 = ?
83 − 56 = ?
83 − 10 = ?
46 − 46 = ?
56 − 33 = ?
Finished!