8 + 25 =

(a)  

37 + 9 =

(a)  

54 + 8 =

(a)  

40 + 31 =

(a)  

72 + 46 =

(a)  

25 + 33 =

(a)  

81 + 27 =

(a)  

56 + 213 =

(a)  

348 + 64 =

(a)  

402 + 159 =

(a)  

246 + 357 =

(a)