Răspuns :
10000-{[(2000+31)-(42-42)]x3}=
=10000-{[2031-0]x3}=
=10000-{2031x3}=
=10000-6093=
=3907
10000-{[(500×4+217÷7)-(7×3×200÷100-2×3×7)]×3} =
=10000-{[(2000+31)-(21×200÷100-6×7)]×3}
=10000-{[2031-(4200÷100-42)]×3}
=10000-{[2031-(42-42)]×3}
=10000-[(2031-0)×3]
=10000-(2031×3)
=10000-6093
=3907
=10000-{[(2000+31)-(21×200÷100-6×7)]×3}
=10000-{[2031-(4200÷100-42)]×3}
=10000-{[2031-(42-42)]×3}
=10000-[(2031-0)×3]
=10000-(2031×3)
=10000-6093
=3907