Ответы
а) б)
1) 54 + 18 = 72 1) 46 + 9 = 55
54 + 26 = 80 46 + 8 = 54
54 + 37 = 91 46 + 15 = 61
54 + 29 = 83 46 + 23 = 69
2) 27 + 18 = 45 2) 38 + 9 = 47
27 + 26= 53 38 + 8 = 46
27 + 37 = 64 38 + 15 = 53
27 + 29 = 56 38 + 23 = 61
3) 34 + 18 = 52 3) 29 + 9 = 38
34 + 26 = 60 29 + 8 = 37
34 + 37 = 71 29 + 15 = 44
34 + 29 = 63 29 + 23 = 52
4) 49 + 18 = 67 4) 44 + 9 = 53
49 + 26 = 75 44 + 8 = 52
49 + 37 = 86 44 + 15 = 59
49 + 29 = 78 44 + 23 = 67
![](https://st.uroker.com/files/afb/afb61a08e3f9fa65fa92f8a917fd3630.png)