How much less is the quotient of dividing 4.68 by 0.9 than 6.4? What is the correct column
0.9除4.68的商比6.4少多少？列式正确的是多少
<gadget id="calculator">4.68 / 0.9</gadget>
<output>5.2</output>

<gadget id="calculator">6.4 - 5.2</gadget>
<output>1.2</output>

<result>1.2</result>