求帮忙解决2道简算题.9.81×0.1+0.5×98.1+0.049×981999×222+333×334

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求帮忙解决2道简算题.9.81×0.1+0.5×98.1+0.049×981999×222+333×334
求帮忙解决2道简算题.
9.81×0.1+0.5×98.1+0.049×981
999×222+333×334

求帮忙解决2道简算题.9.81×0.1+0.5×98.1+0.049×981999×222+333×334
不要关闭问题哦~
【最近有人恶意关闭问题,我这样提醒请谅解】
1 9.81*0.1+0.5*98.1+0.049*981
=9.81*(0.1+5+4.9)
=9.81*10
=98.1
2 原式=999*222+333*333+333
=999*222+333*3*111+333
=999*(222+111)+333
=999*333+333
=1000*333
=333000

9.81×0.1+0.5×98.1+0.049×981
=9.81*(0.1+5+4.9)
=9.81*10
=98.1
999×222+333×334
=333*3*222+333*334
=333*(666+334)
=333*1000
=333000
以上*表示×