638 and 321 have no common factors so 638/321 cannot be simplified. It is equal to 1.9875 (approx)
79.75
14,124 divided by 44 is 321.
321
321
No: 638 divided by 6 is 106 with remainder 2.
10.6333
321 = 3 x 107
No. a prime number can only be divided by itself and 1 whereas 638 is even and therefore can be divided by 2.
106.3333
4.2237
8.025
0.1558