巧算1982*37+1982*19+991*125.62这是道奥数题有谁帮忙解决?谢谢
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巧算1982*37+1982*19+991*125.62这是道奥数题有谁帮忙解决?谢谢
![巧算1982*37+1982*19+991*125.62这是道奥数题有谁帮忙解决?谢谢](/uploads/image/z/7445681-17-1.jpg?t=%E5%B7%A7%E7%AE%971982%2A37%2B1982%2A19%2B991%2A125.62%E8%BF%99%E6%98%AF%E9%81%93%E5%A5%A5%E6%95%B0%E9%A2%98%E6%9C%89%E8%B0%81%E5%B8%AE%E5%BF%99%E8%A7%A3%E5%86%B3%3F%E8%B0%A2%E8%B0%A2)
1982*37+192.8*1.9+991*125.62
=1982*37+1928*0.19+1982*62.81
=1982*(37+0.19+62.81)
=1982*100
=198200
=1982*37+1928*0.19+1982*62.81
=1982*(37+0.19+62.81)
=1982*100
=198200