The school meeting is paved with square bricks. If you use square bricks with a side length of 8 decimeters, you need 350 pieces; if you use square bricks with a side length of 10 minutes, how many pieces are needed? (Solve with ratio)
学校会议用方砖铺地．用边长8分米的方砖铺，需要350块；如果改用边长10分的方砖铺，需要多少块？(用比例解)
<gadget id="calculator">350 * 8 * 8</gadget>
<output>22_400</output>

<gadget id="calculator">10 * 10</gadget>
<output>100</output>

<gadget id="calculator">22_400 / 100</gadget>
<output>224</output>

<result>224</result>