### Math Olympiad K1_26 on Day:.........Month:..........Year:...........

Total Core =

Question 1: Which number makes the equation true? .... + 3 = 9 - 1
Question 2: Which number makes the equation true? .... + 5 = 7 - 1
Question 3: Which number makes the equation true? .... + 8 = 12 - 2
Question 4: Which number makes the equation true? .... + 6 = 10 - 3
Question 5: Which number makes the equation true? .... + 7 = 15 - 5
Question 6: Which number makes the equation true? .... + 9 = 18 - 7
Question 7: Which number makes the equation true? .... + 5 = 10 - 2
Question 8: Which number makes the equation true? .... + 5 = 7 - 1
Question 9: Which number makes the equation true? .... + 5 = 9 - 3
Question 10: Which number makes the equation true? .... + 8 = 20 - 5