I would say it's 4000.6
4000.6
4,000.6
The standard form is 14,000.6
1090.6 or 1090 6/10
1 tenth, 4 tenths, 6 tenths, 7 tenths
6.4
4.6 = (4 x 1) + (6/10)
6-Ones 5-Ten 4-Hundread 0-Thousand 3-Ten thousand..
200500.6 in decimals or 200,500 6/10 in fractions
6 tenths = 0.6
500.46
6 and 4/10 = 6.4 as a decimal