题目列表(包括答案和解析)
| 1.5÷3= |
0.03×10= |
0.55÷0.11= |
| 0.1+0.02= |
23.6÷10= |
10÷4= |
| 3÷6= |
0.36÷3= |
x+16x= |
| 8b-3b= |
8.4÷2= |
0.05×40= |
5-2
|
（12.5+
|
19-3
|
8+0.1÷0.1-8= | ||||||||||
| 21-2.897= | 0.25×0.12= | 3.6÷25%×4= |
|
| 90÷3= | 2-1.8= | 300×14= | 8000÷8= |
| 40×70= | 1200÷3= | 0÷8= | 500×300= |
| 3600÷4= | 11×60= | 27×30= | 5-1.6= |
| 89×40≈ | 23×49≈ | 4.8+6= | 93×60≈ |
 × = | 3.7+2.5= | 51÷0.25= | 1.1-0.11= |
÷ = | 68÷0.4= | × = | 3.27+7.3= |
| ×6= |  × = | 627-198= | 0.1÷50%= |
 ×15= | 9- = | 10-2 = | 3.8×0.1= |
 ×= | ÷50%= | ×40%= | 12%+25%= |
| 0.8÷3= | 280÷35= | 359+199= | 120%-70%= |
| 1.4×45= | 40÷10%= | 241-103= | 324-198= |
| 2-1.36= | -= | 33÷ = | 0.62+0.4= |
| 0.37-0.3= | 0.66÷0.3 | 100×0.48= | 5x-3x= |
| 35÷100= | 0.4×0.5= | -= | 0.23÷0.1= |
1- = | 0.8π= | 1-90%= | 1+= |
 ÷6= |
| 0.12×5= | 3×0.23= | 0.16÷0.02= |
| 6.3-0.3= | 1.5×0.6= | 0.36÷9= |
| 1.5÷0.3= | 3.8+6.2= | 1.3÷1.3= |
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