Common Beekeeping Issues. Presentations online Before you take copious notes, all these presentations are online here: .
Which number sentence is true? A. (4 + 5) + 2 = 2 + (4 + 5) B. (5 - 4) + 2 = 5 + (4 - 2) C. (5 - 4) + 2 = (4 -2) + 5) D. (5 + 4) + 2 = 5 - (4 - 2)
