摘要： 9 ( )=14 12-( )=8 7 ( )=12 13-( )=6
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| 9÷1.3= | 2.5×4= | 0.7+1.6= | 8-3.1= | 268-99= |
| 12.3+14.9= | 5.4÷1.8= | 1.25×8= | 12÷0.4= | 240×1.5= |
| 1.8-0.84= | 2.99+0.75= | 4-0.06= | 1.01×99= | 13×60= |
| 135÷5= | 25×12= | 431-102= | 2.8×0.4= | 0.3÷1.5= |
| 3.6÷1.2= 3 3 |
5×4= 20 20 |
8+3.7= 11.7 11.7 | |||||||||
| 0.8+1.5= 2.3 2.3 |
3÷0.5= 6 6 |
9-2.1= 6.9 6.9 | |||||||||
| 0.14×6= 0.84 0.84 |
4.2-3.7= 0.5 0.5 |
1 1 | |||||||||
| 80÷0.5= 160 160 |
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2.1÷30= 0.07 0.07 | |||||||||
| 0.8×12= 9.6 9.6 |
1-0.19= 0.81 0.81 |
5.2-0.5= 4.7 4.7 | |||||||||
| 0.49+0.22= 0.71 0.71 |
1.3+0.07= 1.37 1.37 |
4-
3
3
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| 7.2÷0.18= 40 40 |
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