直接写得数 127+28= | 7.5-5= | 8.4÷7= | 0.36÷0.4= | 1.5×0.1= |
1-0.25= | 3.4+1.6= | 4.3-0.8= | 2.7+8.4= | 14×0.2= |
0.5×0.3= | 3.26÷100= | 0.25×4= | 1.5×4= | 3.06÷1000= |
4.9×1000= | 5×0.08= | 0.4×0.4= | 0.8×100= | 2.5×4×0= |
2.15+1.85= | 0÷0.25= | 9÷10= | 2.6+0.4= | 21.2-21= |
127+28=155 | 7.5-5=2.5 | 8.4÷7=1.2 | 0.36÷0.4=0.9 | 1.5×0.1=0.15 |
1-0.25=0.75 | 3.4+1.6=5 | 4.3-0.8=3.5 | 2.7+8.4=11.1 | 14×0.2=2.8 |
0.5×0.3=0.15 | 3.26÷100=0.0326 | 0.25×4=1 | 1.5×4=6 | 3.06÷1000=0.00306 |
4.9×1000=4900 | 5×0.08=0.4 | 0.4×0.4=0.16 | 0.8×100=80 | 2.5×4×0=0 |
2.15+1.85=4 | 0÷0.25=0 | 9÷10=0.9 | 2.6+0.4=3 | 21.2-21=0.2 |
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