How about: 8*9 = 72
99
145
1225 = 52*72
9 x 8
432 divided by 6 is equal to 72 because 72 multiplied by 6 is 432.
-66
3 x 3 x 8 equals 72
67 and 5
17*2*114*12*72
67 and 5
Not sure about 720 but if the answer were to be 72 then the two numbers are 8 and 9 8 x 9 = 72 8 + 9 = 17