Calculate with a simple method: 56*74+85*44+11*56.
用简便方法计算：56*74+85*44+11*56．
<gadget id="calculator">56 * 74</gadget>
<output>4_144</output>

<gadget id="calculator">85 * 44</gadget>
<output>3_740</output>

<gadget id="calculator">11 * 56</gadget>
<output>616</output>

<gadget id="calculator">4_144 + 3_740 + 616</gadget>
<output>8_500</output>

<result>8_500</result>