When multiplying two three-digit numbers, the multiplicand is 450, and the multiplier is the smallest three-digit number. If the multiplier is reduced by 1, how much is the product reduced?
两个三位数相乘，被乘数是450，乘数是最小的三位数，如果乘数减少1，积减少多少
<gadget id="calculator">450 * 1</gadget>
<output>450</output>

<result>450</result>