Arithmetic Madness Level 1, 2024-11-25
2 + 9 = ____10 - 1 = ____15 - 7 = ____7 + 0 = ____
12 - 3 = ____0 + 9 = ____3 + 10 = ____10 + 8 = ____
11 - 5 = ____15 - 3 = ____5 + 9 = ____14 - 6 = ____
12 - 2 = ____10 + 9 = ____15 - 13 = ____9 - 6 = ____
15 - 12 = ____9 + 10 = ____7 + 1 = ____9 + 7 = ____