
-2的2次方÷(-1/2)的4次方×(-1)的2012次方-(1又3/8+2又1/3-3又3/4)×24
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原式
=-2²÷1/2^4×1-(1+2-3+3/8+1/3-3/4)
=-4×16-(3/8+1/3-3/4)
=-64-(9/24+8/24-18/24)
=-64-(-1/24)
=-64+1/24
=-63-1+1/24
=-63-23/24
=-(63又23/24)
=-2²÷1/2^4×1-(1+2-3+3/8+1/3-3/4)
=-4×16-(3/8+1/3-3/4)
=-64-(9/24+8/24-18/24)
=-64-(-1/24)
=-64+1/24
=-63-1+1/24
=-63-23/24
=-(63又23/24)
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