A living room is 40 square meters, and 16 square decimeters are paved with 4 square bricks. How many pieces of the same square bricks need to be laid in this living room? (rather solution)
一间客厅40平方米，用方砖4块铺16平方分米，这间客厅需要铺多少块同样的方砖？(比列解)
<gadget id="calculator">16 / 4</gadget>
<output>4</output>

<gadget id="calculator">100 / 4</gadget>
<output>25</output>

<gadget id="calculator">40 * 25</gadget>
<output>1_000</output>

<result>1_000</result>