how you does this you how to fine what equal one
7/16 + 3/8 + Blank = 17/16 + 6/16 + 3/16 = 1convert 3/8 to 6/16 then add 7+6 which = 13 that would be 13/16 then figure out that 13+3 =16 so 13/16+3/16= 16/16 or 1