2106-297+599的简便计算怎么写
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2106-297+599的简便计算怎么写2106-297+599的简便计算怎么写2106-297+599的简便计算怎么写2106-300+3+600-1=2106+300+2=24082106-297
2106-297+599的简便计算怎么写
2106-297+599的简便计算怎么写
2106-297+599的简便计算怎么写
2106-300+3+600-1=
2106+300+2=
2408
2106-297+599
=2106-(300-3)+(600-1)
=(2106-300+600)+(3-1)
=2406+2
=2408
2106-297+599
=2106+3-3-297-1+1+599
=2106+3-(3+297)-1+(1+599)
=2108-300+600
=2408
(2100-300+600)+(6+3-1)=2408
2100+6-(300-3)+600-1=2100-300+600+6+3-1=2408