80
80/A
90 times 80 = 7200
53 times 80 equals 4240.
80 times 1.5 equals 120.
15 times 15 equals 225.
15 + 80/90 = 143/9 = 15.888
15-3 times 2 equals 15-6 equals 9.
65
720/80 = 9
It equals: 7,200
240 feet equals 80 yards, because 3 feet equals 1 yard. 80 times 3 equals 240. (8 times 3 equals 24, and you just add a zero.)