Master Li saws five pieces of wood with uniform thickness. If each piece of wood is sawn into 5 sections, each section needs 0.7 points.
李师傅锯五根粗细均匀的木料，若每根木料锯成5段，每段需要0.7分，李师傅锯完这五根木料一共需要多少分．
<gadget id="calculator">5 - 1</gadget>
<output>4</output>

<gadget id="calculator">0.7 * 4 * 5</gadget>
<output>14</output>

<result>14</result>