A bag of sugar is 53 grains, and a bag of sugar is 67 grains. How many grains are taken from bag A and put into bag B, the sugar in bag A is the bag of B (2/3).
甲袋糖53粒，乙袋糖67粒，从甲袋中取多少粒放入乙袋，甲袋糖就是乙袋的(2/3)．
<gadget id="calculator">53 + 67</gadget>
<output>120</output>

<gadget id="calculator">2 + 3</gadget>
<output>5</output>

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">120 * (2/5)</gadget>
<output>48</output>

<gadget id="calculator">53 - 48</gadget>
<output>5</output>

<result>5</result>