Calculation: 5.62*49-5.62*39+43.8=how much.
计算：5.62*49-5.62*39+43.8=多少．
<gadget id="calculator">5.62 * 49</gadget>
<output>275.38</output>

<gadget id="calculator">5.62 * 39</gadget>
<output>219.18</output>

<gadget id="calculator">275.38 - 219.18</gadget>
<output>56.2</output>

<gadget id="calculator">56.2 + 43.8</gadget>
<output>100</output>

<result>100</result>