题目列表(包括答案和解析)
| 1-0.3= | 5.3+0.5= | 4.7-2.3= | 0.5×0.2= |
| 4×0.25= | 1÷0.01= | 10-0.9= | 3.6÷0.3= |
| 8.7+3.41= | 0.01×50= | 2.5×40= | 7.2÷0.8= |
| 5.6-4.6= | 3.8÷1.9= | 10-5.46= | 5.89+0.11= |
| 0.9÷10= | 53.8÷100= | 0.8÷10= | 6.5×100= | 0.12+0.98= |
| （99-9）÷9= | 0.4+0.56= | 310-99= | 4.25+1.25= | 6.3-3= |
| 7.8-0.78= | 900÷45= | 780+99= | 10-0.99= | 32-9.8-0.2= |
| 50-50÷50= | 4-0.04= | 2.06×10= | 5-0.7+0.3= | 6.4+4.4= |
| 4.3+5= | 10+7.6= | 9.8-6= | 12.4+5.6= | 8-4.5= |
| 2.5+7= | 8.2-6= | 25.7-15.7= | 3.5+12.5= | 54÷9×54÷9= |
| 69-31×0= |
6-2 = | 18 ÷9= | 5.6× = |  + = | 8÷= |
 ÷0.8= | 3.6-1= | × = | 3.14×4= |  + = |
+2 = | 0.45÷ = | 55÷ = | 8÷ = | 10-9.45= |
3 +4 = | 0.36×100= | 0.5÷100= | 1× = | ÷7= |
| 1-0.3= | 5.3+0.5= | 4.7-2.3= | 0.5×0.2= |
| 4×0.25= | 1÷0.01= | 10-0.9= | 3.6÷0.3= |
| 8.7+3.41= | 0.01×50= | 2.5×40= | 7.2÷0.8= |
| 5.6-4.6= | 3.8÷1.9= | 10-5.46= | 5.89+0.11= |
| 1÷0.125= | 9.3-3.9= | 3.4+4.6= | 0.25×8= |
| 1.2÷0.3= | 10.72-3-7= | 8÷0.08= | 15.1+4.9= |
| 6.3÷0.3= | 6.7×0.33×0= | 26÷（1-0.9）= | 1.2×5÷1.2= |
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