all files calculate/formulas/

93.33% Statements 3455/3702

89.41% Branches 3235/3618

98.47% Functions 129/131

93.32% Lines 3452/3699

File		Statements		Branches		Functions		Lines
basic.js		93.33%	3455/3702	89.41%	3235/3618	98.47%	129/131	93.32%	3452/3699