My sister bought 5.1 meters of fabric and made a suit of 2.4 meters. The younger brother used 1.6 meters to make a coat. The rest are used to make pants for Dad. How much rice cloth does Dad use to make pants?
姐姐买来5.1米布料，做一套西服用去2.4米．弟弟做一件上衣用去1.6米．其余的给爸爸做裤子，爸爸做裤子用去多少米布？
<gadget id="calculator">5.1 - 2.4 - 1.6</gadget>
<output>1.1</output>

<result>1.1</result>