The school is going to lay floor tiles for a newly built rectangular meeting room. Using square floor tiles with a side length of 5 decimeters, 448 tiles are just completely covered. If you use square floor tiles with a side length of 8 decimeters instead, how many pieces are needed? (Answer with proportional knowledge)
学校要给一个新建的长方形会议室铺上地砖．用边长是5分米的正方形地砖，448块刚好铺满．如果改用边长是8分米的正方形地砖来铺，需要多少块？(用比例知识解答)
<gadget id="calculator">5 * 5 * 448</gadget>
<output>11_200</output>

<gadget id="calculator">8 * 8</gadget>
<output>64</output>

<gadget id="calculator">11_200 / 64</gadget>
<output>175</output>

<result>175</result>