|-5又1/2|×(-5/6)×3/11÷1又1/4
=11/2×(-5/6)×3/11×4/5
=-55/12×3/11×4/5
=-165/132×4/5
=-660/660
=-1
-0.5ˇ2+1/4-|-2ˇ2-4|-(1又1/2)ˇ3×16/27
=0.25+1/4-|4-4|-27/8×16/27
=1/4+1/4-0-1/2
=1/2-1/2
=0
|-5又1/2|×(-5/6)×3/11÷1又1/4
=11/2×(-5/6)×3/11×4/5
=-55/12×3/11×4/5
=-165/132×4/5
=-660/660
=-1
-0.5ˇ2+1/4-|-2ˇ2-4|-(1又1/2)ˇ3×16/27
=0.25+1/4-|4-4|-27/8×16/27
=1/4+1/4-0-1/2
=1/2-1/2
=0