【题目】用简便方法计算。
⑴15﹣0.3= | ⑵6﹣0.5= | ⑶3.9+12.1= | ⑷2.13+14= | ⑸0.91+1.25= |
⑹10﹣0.76= | ⑺3.99﹣0.9= | ⑻0.567+4.44= | ⑼0.37+0.6= | ⑽7.46+2.54= |
⑾1﹣0.08= | ⑿45.9+1= | ⒀6.87﹣3.25= | ⒁0.25+0.75= | ⒂0.78+0.22= |
⒃6.1﹣5.7= |
【题目】用简便方法计算。
⑴15﹣0.3= | ⑵6﹣0.5= | ⑶3.9+12.1= | ⑷2.13+14= | ⑸0.91+1.25= |
⑹10﹣0.76= | ⑺3.99﹣0.9= | ⑻0.567+4.44= | ⑼0.37+0.6= | ⑽7.46+2.54= |
⑾1﹣0.08= | ⑿45.9+1= | ⒀6.87﹣3.25= | ⒁0.25+0.75= | ⒂0.78+0.22= |
⒃6.1﹣5.7= |