What is the result of calculating (4/7)*16-(4/7)*9
计算(4/7)*16-(4/7)*9的结果为多少
<gadget id="calculator">4 / 7</gadget>
<output>4/7 = around 0.571429</output>

<gadget id="calculator">(4/7) * 16</gadget>
<output>64/7 = around 9.142857</output>

<gadget id="calculator">(4/7) * 9</gadget>
<output>36/7 = around 5.142857</output>

<gadget id="calculator">(64/7) - (36/7)</gadget>
<output>4</output>

<result>4</result>