Question

-3×1²+12×1-3=?

-(-3)²×(-1)-8×(-1/2)³×|-2-3|
-1的4次方-（1-0.5）×1/3×[2-（-3）²]
[﹙-1/6﹚-（-5/12）+2/12]×﹙-60)

Answer 1

-(-3)²×(-1)-8×(-1/2)³×|-2-3|
=9+1×5
=14
-1的4次方-（1-0.5）×1/3×[2-（-3）²]
=1+1/2×1/3×7
=13/6
[﹙-1/6﹚-（-5/12）+2/12]×﹙-60)
=[-1/6+5/12+2/12]×﹙-60)
=5/12×﹙-60)
=-25