3/10 + 1/100 + 4/1000 = 0.3 + 0.01 + 0.004 = 0.314
6 + 9/10 + 7/1000 = 6 + 0.9 + 0.007 = 6.907
30 + 2 + 3/100 + 1/1000 = 30 + 2 + 0.03 + 0.001 = 32.031
3/10 + 1/100 + 4/1000 = 0.3 + 0.01 + 0.004 = 0.314
6 + 9/10 + 7/1000 = 6 + 0.9 + 0.007 = 6.907
30 + 2 + 3/100 + 1/1000 = 30 + 2 + 0.03 + 0.001 = 32.031