The electricity consumption of Xiaofang’s house in September is 42 degrees, and it is in September in August (6/7). How much electricity is used in August.
小芳家九月份用电量是42度，八月份是九月份是的(6/7)，八月份用电是多少度．
<gadget id="calculator">6 / 7</gadget>
<output>6/7 = around 0.857143</output>

<gadget id="calculator">42 * (6/7)</gadget>
<output>36</output>

<result>36</result>