The school bought a batch of balls, of which (3/5) were footballs, and the rest were basketballs. Later, 60 basketballs were bought. At this time, there were as many footballs as basketballs. How many balls were bought in total?
学校买来一批球，其中(3/5)是足球，剩下的是篮球，后来又买来了60个篮球，这时足球跟篮球的个数同样多，原来共买了多少个球？
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 - (3/5)</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">(3/5) - (2/5)</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">60 / (1/5)</gadget>
<output>300</output>

<result>300</result>