| 0.8×100= | 4.37+2.3= | 5-0.12= | 0.14+0.9= |
| 10×1.3= | 3.43+0.08= | 0.7×0.7= | 0×8.9= |
| 0.8×100=80, | 4.37+2.3=6.67, | 5-0.12=4.88, | 0.14+0.9=1.04, |
| 10×1.3=13, | 3.43+0.08=3.51, | 0.7×0.7=0.49, | 0×8.9=0. |
分析:根据小数加减乘除的计算方法进行计算.
点评:口算时,注意运算符号和数据,然后再进一步计算.
编辑:chaxungu时间:2026-04-27 10:55:12分类:小学数学题库
| 0.8×100= | 4.37+2.3= | 5-0.12= | 0.14+0.9= |
| 10×1.3= | 3.43+0.08= | 0.7×0.7= | 0×8.9= |
| 0.8×100=80, | 4.37+2.3=6.67, | 5-0.12=4.88, | 0.14+0.9=1.04, |
| 10×1.3=13, | 3.43+0.08=3.51, | 0.7×0.7=0.49, | 0×8.9=0. |