Li Fang made a lace out of colored paper and arranged a total of 100 flowers. The width of each flower is 4.5 cm, and the distance between every two flowers is 1.2 cm. Please calculate the total length of this lace in centimeters?
李芳用彩纸制作了一条花边，一共排列了100朵花．每朵花的宽是4.5厘米，每两朵花之间的距离是1.2厘米．请算出这条花边一共长多少厘米？
<gadget id="calculator">100 * 4.5</gadget>
<output>450</output>

<gadget id="calculator">100 - 1</gadget>
<output>99</output>

<gadget id="calculator">99 * 1.2</gadget>
<output>118.8</output>

<gadget id="calculator">450 + 118.8</gadget>
<output>568.8</output>

<result>568.8</result>