Xiao Ming went shopping in the supermarket and spent 50 yuan, the money used was the money he brought (4/5), so how much did Xiao Ming bring to the supermarket for shopping.
小明去超市购物，用去了50元，用去的钱是所带钱款的(4/5)，则小明带了多少元去超市购物．
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">50 / (4/5)</gadget>
<output>125/2 = around 62.5</output>

<result>125/2 = around 62.5</result>