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.31 3 is in the the tenths and 1 is in the hundredths.
They make 0.36
It is 0.39
0.3 - 0.03 = 0.27
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.31 3 is in the the tenths and 1 is in the hundredths.
It is 0.43
They make 0.36
It is 0.39
3 tenths and 9 hundredths as a decimal is 0.39
0.3 - 0.03 = 0.27
It is -2.7
30.09 . unless not tens but tenths is meant 3 tenths and 9 hundredths = 0.39
Three and five hundredths can be written as 3.05 in decimal form. This is because the decimal point separates the whole number part (3) from the decimal part (0.05), which represents five hundredths. The digit to the right of the decimal point is in the tenths place, and the digit to the right of that is in the hundredths place.
3 and nine tenths as a decimal is 3.9
5.31 The 3 is in the tenths decimal place, the 1 is in the hundredths decimal place. That makes 31 hundredths.