The price of a set of children's clothing is 63 yuan at a 25% discount. How much is the original price of this set of children's clothing?
一套童装按七五折出售的价钱是63元，这套童装原价是多少元？
<gadget id="calculator">75 / 100</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">63 / (3/4)</gadget>
<output>84</output>

<result>84</result>