Write the missing numbers that add up to 50. The first one is done for you.
27 + 23 = 50
14 + 36 = 50
9 + 41 = 50
15 + 35 = 50
19 + 31 = 50
26 + 24 = 50
12 + 38 = 50
31 + 19 = 50
35 + 15 = 50
10 + 40 = 50
18 + 32 = 50
45 + 5 = 50
4 + 46 = 50
16 + 34 = 50
22 + 28 = 50