72
There are 83 sets of tens in 832, with a remainder of 2
83 with 2 remaining832 - 2 = 830 = 10 x 83
there are 3 tens
83
There are 83 tens, with 7 left over, or 83.7 tens.
72 tens
72 tens
seventy-two 720 / 10 = 72
There are 83.9 tens in 839, or 83 with a remainder of 9.
72 is not a prime number
720