1.76-[(0.74+0.26)除0.8=
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1.76-[(0.74+0.26)除0.8=
1.76-[(0.74+0.26)除0.8=
1.76-[(0.74+0.26)除0.8=
=1.76-1÷0.8
=0.76-1.25
=-0.49
1.76-[(0.74+0.26)除0.8
=1.76-(1÷0.8)
=1.76-1.25
=0.51
等于0.51.
0.51 ..
1.76-[(0.74+0.26)除0.8=
1.76-[(0.74+0.26)除0.8=
1.76-[(0.74+0.26)除0.8=
=1.76-1÷0.8
=0.76-1.25
=-0.49
1.76-[(0.74+0.26)除0.8
=1.76-(1÷0.8)
=1.76-1.25
=0.51
等于0.51.
0.51 ..