There are two bags of flour, the first bag of flour weighs 70 kg, the second bag of flour weighs 16 kg, how many kilograms are taken out of the first bag and put into the second bag can make the weight of the two bags of flour equal.
有两袋面粉，第一袋面粉重70千克，第二袋面粉重16千克，从第一袋中取出多少千克放入第二袋，就能使两袋面粉的重量相等．
<gadget id="calculator">70 + 16</gadget>
<output>86</output>

<gadget id="calculator">86 / 2</gadget>
<output>43</output>

<gadget id="calculator">70 - 43</gadget>
<output>27</output>

<result>27</result>