all files calculate/formulas/

93.35% Statements 3466/3713

89.43% Branches 3241/3624

98.47% Functions 129/131

93.34% Lines 3463/3710

File		Statements		Branches		Functions		Lines
basic.js		93.35%	3466/3713	89.43%	3241/3624	98.47%	129/131	93.34%	3463/3710