题目内容
3、5、9、15、23、（ ） |
试题答案
B
相关题目
（ ）
| 口算： 80×50= |
70×30= | 15×20= | 12×200= | 500÷5= |
| 2700÷9= | 2000÷4= | 0÷23= | 2.3+3.4= | 8+4.7= |
| 5.4+6= | 0.8+2.4= | 5.3-3.5= | 9-3.5= | 7.7-5= |
| 6.2-1.8= |
| 3.2×0.2= | 1.4×0.4= | 3.3÷3= | 1.2÷0.3= | 0.56÷8= |
| 2.5×0.4= | 1.5×2= | 0.7×7= | 7.3+0.3= | 1.23×3= |
| 0.53-0.3= | 1.8×0.5= | 0.9×0.01= | 0.23×3= | 1.6÷0.04= |
| 2-1.2= | 7.8÷6= | 8.4÷0.21= | 8.4÷0.7= | 1.23×3= |
| 5.6+3.6= | 9-2.35= | 0.56÷8= | 7.3+2.7= | 4.8÷1.2= |
| 5.6÷0.4= | 4.5÷0.9= | 8.1×2= | 90÷3= | 7.2÷0.9= |
| 1.23+3= | 5.6+1.23= | 4.5×2= | 5.6÷1.4= | 6.6÷1.1= |
| 2.1÷3= | 0.6×0.5= | 3.23×2= | 1.8÷3= | 7.2÷6= |
| 12.5÷0.1= | 0.32÷0.8= | 1.6+3.7= | 0.45×0.2= | 4.8÷0.08= |
| 0.36÷1.8= | 0.4×0.5= | 8.4+5.6= | 8.4÷2.1= | 1.8×0.4= |
| 0.01×8= | 7.31×100= | 0.09×6= | 0.8×0.6= | 3+2.3= |
| 1.25×8= | 3÷5= | 2.3+2.3= | 6.23+3.6= | 9.3÷3= |
| 4.8÷0.8= | 7.5-4.5= | 5.7+4.3= | 0.75÷15= | 1÷0.25= |
| 1.2×60= | 6÷0.2= | 0.21×4= | 0.25×4×9= | 2.33×1.2= |
| 0.62÷0.62-1= | 5+3.2÷0.8= | 7.5÷2.5×0= | 3.9×0.01= | 0.001+10.099= |
| 3-0.98= | 6×0.25= | 0.63÷0.9= | 8.95÷0.895= |