(1)6.43+2.58-6.43+2.58
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(1)6.43+2.58-6.43+2.58
(2)6.6*9.8
(2)6.6*9.8
![(1)6.43+2.58-6.43+2.58](/uploads/image/z/5318395-43-5.jpg?t=%EF%BC%881%EF%BC%896.43%2B2.58-6.43%2B2.58)
6.43+2.58-6.43+2.58
=6.43-6.43+2.58+2.58
=5.16
6.6*9.8
=6.6*10-6.6*0.2
=66-1.32
=64.68
=6.43-6.43+2.58+2.58
=5.16
6.6*9.8
=6.6*10-6.6*0.2
=66-1.32
=64.68
(1)6.43+2.58-6.43+2.58
20+3.57×6.72-3.57×7.9-6.43×(7.9-6.72) 如何简便计算
15+2.58=
比如7.58万的车,我交5万,贷2.58,也就是我月供的换算方法是,(2.58+2.58*8.78%)/13(月)得出月
简算.(脱式计算.) 5.24-1.42-2.58
2.58*99+7.42*101简便
2.58亩等于多少平方
2.58升等于多少毫升
2.58吨等于多少千克
1.58+2.58+3.58+4.58+5.58
2.58米=( )米( )厘米
测定数据的可靠性(1)分析食品某有机成分,三次重复,含量是2.44、2.58、2.77,三个数据之间的差距较接近(2.4