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Jiangsu Province covers an area of 102600 square kilometers, and Shanghai covers an area of 634000 square kilometers Jiangsu Province covers an area of 102600 square kilometers, and Shanghai covers an area of 634000 square kilometers (1) What percentage of the area of Jiangsu Province is that of Shanghai? Formula__________________________ (2) What percentage of the area of Jiangsu Province is Shanghai? Don't copy the answer. I feel like the answer is wrong, especially 3 and 4. I can't understand it. It's better to have a detailed explanation (3.4) Formula__________________________ (3) How much more is the area of Jiangsu Province than that of Shanghai? Formula__________________________ (4) How much less is the area of Shanghai than that of Jiangsu Province?
1、(10.26÷0.634)×100%=1618.30%
2、（0.634÷10.26)×100%=6.18%
3、[(10.26-0.634）÷0.634]×100%=1518.30%
4、[（10.26-0.634）÷10.26]×100%=93.82%
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