3.07-1.9+4.93(脱式计算)
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3.07-1.9+4.93(脱式计算)
3.07-1.9+4.93(脱式计算)
3.07-1.9+4.93(脱式计算)
3.07-1.9+4.93
=(3.07+4.93)-1.9
=8-1.9
=6.1
45
6.1
3.07-1.9+4.93
=1.17+4.93
=6.10
3.07-1.9+4.93(脱式计算)
3.07-1.9+4.93(脱式计算)
3.07-1.9+4.93(脱式计算)
3.07-1.9+4.93
=(3.07+4.93)-1.9
=8-1.9
=6.1
45
6.1
3.07-1.9+4.93
=1.17+4.93
=6.10