forty days
eight hundred cloths, mats, pieces of paper, tortillas (thin and flat things) (see Molina)
forty things, parts, or pairs
forty-one (2 x 20, + 1)
forty-three (2 x 20, + 3)
forty-five (2 x 20, + 5)
fifty-one (2 x 20, + 10, + 1)
fifty-three (2 x 20, + 10, + 3)
fifty-two (2 x 20, + 10, + 2)
fifty (2 x 20, + 10)
forty-two (2 x 20, + 2)
fifty-six (2 x 20, + 15, + 1)
fifty-eight (2 x 20, + 15, + 3)
fifty-seven (2 x 20, + 15, + 2)
fifty-nine (2 x 20, + 15, + 4)
fifty-two (2 x 20, + 15)
forty-seven (2 x 20, + 7)
forty-nine (2 x 20, + 9)
forty-six (2 x 20, + 6)
forty-eight (2 x 20, + 8)