Adding Up To Family by Marie Ferrarella

For the Matchmaking Mamas, 1 + 2 = Happily–Ever–After.

When widowed rocket scientist Steve Holder needs a housekeeper who can also help with his precocious ten–year–old, The Matchmaking Mamas assign Becky Reynolds. The math whiz turned domestic engineer gently solves the equation of Steve's daughter, but the moody widower requires more calculation. Love is definitely part of the solution! Becky just needs to find the right algorithm to solve the equation to Steve's heart.