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2017-04-15 · 知道合伙人教育行家
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解: 2.76*1又1/3+(0.6-0.57)÷0.75
=2.76*4/3+0.03÷3/4
=2.76*4/3+0.03*4/3
=(2.76+0.03)*4/3
=2.79*4/3
=0.93*4
=3.72
=2.76*4/3+0.03÷3/4
=2.76*4/3+0.03*4/3
=(2.76+0.03)*4/3
=2.79*4/3
=0.93*4
=3.72
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