3分之2-1又5分之2-(-3分之4)+5分之2-3
=3分之2-(-3分之4)-1又5分之2+5分之2-3
=6/3-1-3
=2
-3.5÷8分之7×(-4分之3)
=(7/2)X(8/7)X(3/4)
=3
20×8分之3+20×4分之3+20×(-8分之1)
=20X(3/8-1/8+3/4)
=20
-1的4次方-6分之1×[2-(-3)的2次方]
=1-(1/6)X(2-9)
=1+7/6
=2又6分之1
-1+0.5-4分之1+8分之3
=-1/2-1/4+3/8
=-6/8+3/8
=-3/8
(1又4分之3-8分之1-12分之17)×24
=7X6-1X3-17X2
=5
-9+5×(-6)-12÷(-6)
=-9-30+2
=-37
(-10)的3次方+[(-4)的2次方-(1-3的2次方)×2]
=-1000+[16-(1-9)X2]
=-1000+16+16
=-968