【-0.5²+(-1/2)²-|2²-4|+2又1/4x16/27】÷(0.1)²
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【-0.5²+(-1/2)²-|2²-4|+2又1/4x16/27】÷(0.1)²【-0.5²+(-1/2)²-|2²-4|+2又
【-0.5²+(-1/2)²-|2²-4|+2又1/4x16/27】÷(0.1)²
【-0.5²+(-1/2)²-|2²-4|+2又1/4x16/27】÷(0.1)²
【-0.5²+(-1/2)²-|2²-4|+2又1/4x16/27】÷(0.1)²
原式=(-0.25+1/4-0+9/4×16/27)×100
=(-1/4+1/4-0+4/3)×100
=4/3×100
=400/3
(-0.25+0.25-0+9/4*16/27)*100
=(4/3)*100
=400/3
-0.5²+(-1/2)²-|2²-4|+2
=-1/4+1/4-0+2
=2
1/4x16/27
=4/27
2又4/27=58/27
58/27÷(0.1)²=58/27×100=5800/27
原式 =[-0.25+0.25-0+9/2x16/27]x100
=800/3