Estimating a bid properly involves research, planning, and a firm grasp of your expected costs and net return. It's a math equation, and like most math, you only get the right answer if you have all the numbers to plug into the equation. But, if you're like most construction subcontractors, determining your margin and markup is still a bit of a guessing game.

We created this simple guide to remove the guesswork and help you accurately calculate your margin and markup before bidding.