There is a cuboid steel with a volume of 2800 cubic centimeters and a cross section with a side length of 4 centimeters. Cut off 70 centimeters, how long is the remaining steel?
有一根体积是2800立方厘米的长方体钢材，横截面是边长4厘米的正方形．截去70厘米，剩下的钢材还有多长？
<gadget id="calculator">4 * 4</gadget>
<output>16</output>

<gadget id="calculator">2_800 / 16</gadget>
<output>175</output>

<gadget id="calculator">175 - 70</gadget>
<output>105</output>

<result>105</result>