One factor is 4 times 25, and the other factor is 9 11. What is the product of these two numbers?
一个因数是25的4倍，另一个因数是9个11，这两个数的积是多少．
<gadget id="calculator">25 * 4</gadget>
<output>100</output>

<gadget id="calculator">11 * 9</gadget>
<output>99</output>

<gadget id="calculator">100 * 99</gadget>
<output>9_900</output>

<result>9_900</result>