1 tenth = 10 hundredths. Express the decimal as tenths and the remaining hundredths.<br><br>
&bull; 0.58 = 58 hundredths<br>
&bull; 4 tenths = 40 hundredths<br>
&bull; 58 hundredths − 40 hundredths = 18 hundredths<br><br>
Final Answer: 18