0.25+(-1/8)-(+7/8)-(+3/4)还有-3-〔-5+(1-3*3/5)/(-2)〕 9又14/15*(-15)的计算过程和结果还有-6²*(-1又1/2)²-3²/(1又1/2)三次方*3
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![0.25+(-1/8)-(+7/8)-(+3/4)还有-3-〔-5+(1-3*3/5)/(-2)〕 9又14/15*(-15)的计算过程和结果还有-6²*(-1又1/2)²-3²/(1又1/2)三次方*3](/uploads/image/z/368735-23-5.jpg?t=0.25%2B%EF%BC%88-1%2F8%EF%BC%89-%EF%BC%88%2B7%2F8%EF%BC%89-%EF%BC%88%2B3%2F4%EF%BC%89%E8%BF%98%E6%9C%89-3-%E3%80%94-5%2B%EF%BC%881-3%2A3%2F5%EF%BC%89%2F%EF%BC%88-2%EF%BC%89%E3%80%95+9%E5%8F%8814%2F15%2A%EF%BC%88-15%EF%BC%89%E7%9A%84%E8%AE%A1%E7%AE%97%E8%BF%87%E7%A8%8B%E5%92%8C%E7%BB%93%E6%9E%9C%E8%BF%98%E6%9C%89-6%26%23178%3B%2A%EF%BC%88-1%E5%8F%881%2F2%EF%BC%89%26%23178%3B-3%26%23178%3B%2F%EF%BC%881%E5%8F%881%2F2%EF%BC%89%E4%B8%89%E6%AC%A1%E6%96%B9%2A3)
0.25+(-1/8)-(+7/8)-(+3/4)还有-3-〔-5+(1-3*3/5)/(-2)〕 9又14/15*(-15)的计算过程和结果还有-6²*(-1又1/2)²-3²/(1又1/2)三次方*3
0.25+(-1/8)-(+7/8)-(+3/4)还有-3-〔-5+(1-3*3/5)/(-2)〕 9又14/15*(-15)的计算过程和结果
还有-6²*(-1又1/2)²-3²/(1又1/2)三次方*3
0.25+(-1/8)-(+7/8)-(+3/4)还有-3-〔-5+(1-3*3/5)/(-2)〕 9又14/15*(-15)的计算过程和结果还有-6²*(-1又1/2)²-3²/(1又1/2)三次方*3
0.25+(-1/8)-(+7/8)-(+3/4)
=1/4-1/8-7/8-3/4
=2/8-1/8-7/8-6/8
=-3/2
=-1又1/2
-3-〔-5+(1-3*3/5)/(-2)〕
=-3-[-5+(-4/5)/(-2)〕
=-3-[-5+2/5]
=-3-[-23/5]
=-15/5+23/5
=8/5
=1又3/5
9又14/15*(-15)
=-149/15*15
=-149
-6²*(-1又1/2)²-3²/(1又1/2)三次方*3
=-36*9/4-9/(27/8)*3
=-81-8
=-89
0.25+(-1/8)-(+7/8)-(+3/4)
=1/4-1/8-7/8-3/4
=(1/4-3/4)-(1/8+7/8)
=-1/2-1
=-3/2
还有-3-〔-5+(1-3*3/5)/(-2)〕
=-3-(-5+2/5)
=-3+5-2/5
=8/5
9又14/15*(-15)
=(...
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0.25+(-1/8)-(+7/8)-(+3/4)
=1/4-1/8-7/8-3/4
=(1/4-3/4)-(1/8+7/8)
=-1/2-1
=-3/2
还有-3-〔-5+(1-3*3/5)/(-2)〕
=-3-(-5+2/5)
=-3+5-2/5
=8/5
9又14/15*(-15)
=(10-1/15)×(-15)
=-150+1
=-149
-6²*(-1又1/2)²-3²/(1又1/2)三次方*3
=-(6×3/2)²-9/(3/2)³*3
=-81-8/3×3
=-89
收起
0.25+(-1/8)-(+7/8)-(+3/4)
=(0.25-3/4)+(-1/8-7/8)
=-0.5-1
=-1.5
-3-〔-5+(1-3*3/5)/(-2)〕
=-3-[-5+2/5]
=-3+4.6
=1.6
9又14/15*(-15)
=(10-1/15)×(-15)
=-150+1
=-14...
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0.25+(-1/8)-(+7/8)-(+3/4)
=(0.25-3/4)+(-1/8-7/8)
=-0.5-1
=-1.5
-3-〔-5+(1-3*3/5)/(-2)〕
=-3-[-5+2/5]
=-3+4.6
=1.6
9又14/15*(-15)
=(10-1/15)×(-15)
=-150+1
=-149
-6²*(-1又1/2)²-3²/(1又1/2)三次方*3
=-36×9/4-9÷27/8×3
=-91-8
=-99
收起