1 tenth = 10 hundredths. Express both sides in hundredths and find the difference.<br><br>
&bull; 2 tenths 3 hundredths = 23 hundredths<br>
&bull; 1 tenth = 10 hundredths<br>
&bull; 23 hundredths − 10 hundredths = 13 hundredths<br><br>
Final Answer: 13