You can write two hundred forty-one and five tenths as: 241.5.
Remember that place value is always: Thousands, Hundreds, Tens, Ones [decimal] Tenths, Hundredths, Thousandths.
Four hundred and two thousand, five hundred.
five thousand four
Four hundred twelve and five tenths.
120.5
Five million three hundred thousand twenty-nine and six tenths is 5,300,029.6
One hundred and sixty and five tenths is 160.5
300.5
0.4
Three hundred and five tenths
525.5 = five hundred twenty-five and five tenths .
three hundred and two and five tenths
Five hundred ninety-one and five tenths.
Four hundred and two thousand, five hundred.
five thousand four
Four hundred twelve and five tenths.
One hundred twenty-two and five tenths.
241.5