In the division formula 720/8, if the dividend is reduced by 8, the quotient will be reduced by how much.
在除法算式720/8中，被除数减少8，商就会减少多少．
<gadget id="calculator">720 / 8</gadget>
<output>90</output>

<gadget id="calculator">720 - 8</gadget>
<output>712</output>

<gadget id="calculator">712 / 8</gadget>
<output>89</output>

<gadget id="calculator">90 - 89</gadget>
<output>1</output>

<result>1</result>