9
27
81.
100 - 19 = 81.
Justify simply means to show how you can change the way the problem is set up. Example: 9(4x + 5) + 4(2x + 9) = 44x + 81 Distributive Property would be the answer. You have to name the property you that is used to make the sentence true.
9
27
9(9 + 3) = (9 x 9) + (3 x 9) = 12 x 9 = 108
(7 x 9) + (9 x 9) = 16 x 9 = 144
81 minus 86 = -5
136 minus 81 is 55.
29 minus 81 is -52.
if u minus 59 from 81 you get 22
18/27 minus 44/81 is 10/81
81 - 49 = 32
81 - 15 = 66
81 - 78 = 3