You need to add 5.46 to a number but mistakenly subtracted it and got 3.97. Find the result of the correct calculation.
5.46 3.97 [OP_SUB] 5.46 [OP_ADD]
var_a = 5.46
var_b = 3.97
var_c = var_a - var_b
var_d = 5.46
var_e = var_c + var_d
print('{:.2f}'.format(round(var_e+1e-10,2)))