Work out each value, then find the greatest.<br><br>
&bull; A: 10 + 6 = 16.<br>
&bull; B: 4 + 10 = 14.<br>
&bull; C: 1 ten 8 ones = 18.<br>
&bull; D: 17 ones = 17.<br>
&bull; 18 is the greatest. &#10003;<br><br>
Final Answer: C: 1 ten 8 ones