题目内容

口算大比拼.
400-35-65=(25+125)×4=0.93×100-13=13×25×4=0.16+3.7=5.19-3.9=
2-0.04=65.8÷100=10-(2.3+2.7)=0.6+0.39=6+54÷6+54=0÷12×(23+37)=
400-35-65=300,(25+125)×4=600,0.93×100-13=80,13×25×4=1300,0.16+3.7=3.86,5.19-3.9=1.29,
2-0.04=1.96,65.8÷100=0.658,10-(2.3+2.7)=5,0.6+0.39=0.99,6+54÷6+54=69,0÷12×(23+37)=0.
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