81 x 53 = 4,293
53 / 81 = 0.65432 = 65.4%
The GCF of 53 and 81 is 1.
81 is 28 more than 53.
-28
The difference between 53 and 81 is 28. This can be calculated by subtracting 53 from 81, resulting in 28. In other words, 81 is 28 units greater than 53 on the number line.
81
If you mean: 53 81 41 47 and 31 then 81 is a composite number while all the rest are prime numbers
53 is the prime number.
28
How about: 9 times 9 = 81 or 81 times 1 = 81
81 times 7 or 7 times 81 equals 567
53/81