题目内容
14.直接写得数3.5×0.1= | 3.6÷0.09= | 200×0.04= | 12÷1.2= |
0.42÷0.6= | 3.2×0.5= | 0.21×0.3= | 2.5×1.4= |
7.5+9.2= | 9-2.7= | 16-0.9= | 2.6×0.3= |
4.5÷0.9= | 8.5×10= | 5.2÷0.2= | 1.2×6= |
分析 根据小数加减乘除法的计算方法计算.
解答 解:
3.5×0.1=0.35 | 3.6÷0.09=40 | 200×0.04=8 | 12÷1.2=10 |
0.42÷0.6=0.7 | 3.2×0.5=1.6 | 0.21×0.3=0.63 | 2.5×1.4=3.5 |
7.5+9.2=16.7 | 9-2.7=6.3 | 16-0.9=15.1 | 2.6×0.3=0.78 |
4.5÷0.9=5 | 8.5×10=85 | 5.2÷0.2=26 | 1.2×6=7.2 |
点评 本题考查了小数加减乘除法的口算能力.