Xiaodong and Xiaoliang went to the supermarket to buy sugar, a bag of sugar weighed 454 grams, Xiaoliang bought one bag, Xiaodong bought three bags, how many grams did Xiaodong buy more than Xiaoliang? (answer in two ways)
小东和小亮去超市买糖，一袋糖重454克，小亮买了一袋，小东买了三袋，小东比小亮多买了多少克？(用两种方法解答)
<gadget id="calculator">454 * 3</gadget>
<output>1_362</output>

<gadget id="calculator">1_362 - 454</gadget>
<output>908</output>

<result>908</result>