简便计算 999*7778+3333*6666 (425*5775+4225*425)/125/8

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简便计算999*7778+3333*6666(425*5775+4225*425)/125/8简便计算999*7778+3333*6666(425*5775+4225*425)/125/8简便计算99

简便计算 999*7778+3333*6666 (425*5775+4225*425)/125/8
简便计算 999*7778+3333*6666 (425*5775+4225*425)/125/8

简便计算 999*7778+3333*6666 (425*5775+4225*425)/125/8
9999*7778+3333*6666
=9999*7778+9999*2222
=9999(7778+2222)
=9999*10000
=99990000
(425*5775+4225*425)/125/8
=425*(5775+4225)/(125*8)
=425*1000/1000
=425