题目内容
口算:
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12;20.45;29.7;4.8;0.5;0.082;5783;10;0.08;10.8;0;170
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口算: 5.7+6.3= | 20.05+0.4= | 34.6-4.9= | 9-4.2= |
5.5÷11= | 8.2÷100= | 5.783×1000= | 2.5×4= |
0.01×8= | 12-1.2= | 4.7×0×0.4= | 125×1.7×0.8= |
题目内容
口算:
|
口算: 5.7+6.3= | 20.05+0.4= | 34.6-4.9= | 9-4.2= |
5.5÷11= | 8.2÷100= | 5.783×1000= | 2.5×4= |
0.01×8= | 12-1.2= | 4.7×0×0.4= | 125×1.7×0.8= |