计算下列各题:(1)(-3)×(-4)÷(-6);(2) - 1 3 ×(-3 ) 2 ;(3)-1.53×0.75-0.53×( - 3 4 );(4)1÷( 1 6 - 1 3 )× 1 2 ;(5) - 3 4 -(1-0.5)÷ 1 3 ×[2+(-4) 2 ];(6) ( 3 2 - 2 3 )(12-13 ) 3 ÷2 3 8 +|-2 | 3 - 3 3 .
(1)原式=-12÷6=-2; (2)原式=-
(3)原式=-0.75×(1.53-0.53)= -
(4)原式=1×(-6)×
(5)原式=-
(6)原式=1×(-1)×
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