In 52.418, the decimal places are: tenths (0.1), hundredths (0.01), thousandths (0.001).<br><br>
&bull; (a) The digit 4 is in the tenths place, so its value is 4 &times; 0.1 = 0.4.<br>
&bull; (b) The hundredths place is the second after the decimal: 1.<br>
&bull; (c) The digit 8 is in the thousandths place, so its value is 8 &times; 0.001 = 0.008.<br><br>
Final Answer: (a) 0.4, (b) 1, (c) 0.008