The difference between two numbers is 6.12. If the minuend increases by 0.6 and the subtrahend decreases by 0.6, what is the difference?
两个数的差是6.12，如果被减数增加0.6，减数减少0.6，则差是多少．
<gadget id="calculator">10.72 - 3.4</gadget>
<output>7.32</output>

<result>7.32</result>