4.5 decades equals 4.5 decades!
90 * * * * * No. 45 - 45 equals 45 is a false statement.
38-45 equals = -7
45 - 12 equals = 33
45-24 equals = 21
3.5111
A decade is equal to 10 years, so 4.5 decades is 45 years.
45-h equals 38 = 7
45+45 is a mathematical questin which equals 90
x = 45
1/45 sec or 0.023 sec
45 years
45