Xiaoqiao’s electricity meter saw 539 readings last month and 657 readings this month. If the unit price per kilowatt-hour of electricity is 0.61 yuan, how much does Xiaoqiao’s family have to pay for electricity this month?
小巧家的电表上月抄见数是539，本月抄见数是657，如果每度电的单价是0.61元，那么小巧家这个月要付电费多少元．
<gadget id="calculator">118 * 0.61</gadget>
<output>71.98</output>

<result>71.98</result>