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)=
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)=
试题篮
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