a) 52,097+7,32= 59,41
b) 7,06-0,937= 6,123
c) 205,8+0,042+23,109= 223,951
d)4,26×1,2= 5,112
e) 0,302×72,5= 21,895
f) 40,74÷0,7= 58,2
