7divided 65 = 0.1076923076923077
7divided by 22 = 0.3181818181818182
7divided by21 = 0.3333333333333333
7divided by 245 = 0.02857142857142857
7divided by 862715 = 8.113919428780073e-06
7divided by 2321 = 0.003015941404566997
0.0116... For short.
What added to 7divided by10 gives 1 and 3divided by 10?
7divided by 2 = 3.5
0.0161
0.7778
0.0204