题目内容
| 1.8+0.5= | 2.5-0.1= | 4.8-0.2= | 74+71= |
| 48+10= | 24÷12= | 68÷0.68= | 94.7÷0.1= |
| 61.8÷0.6= | 0.8×6.7= | 3÷8= | 0.12×3= |
| 32= | 8.2-2.8= | 3.5÷0.7= | |
| 5.3+0.5= | 46+18= | ||
| 8.5-1.5= | 69+10= | 28.8+0.4= | 40.5÷0.5= |
| 92.7÷0.3= | 0.5×1.3= | 16×0.5= | 4.4+0.1= |
| 6.1-0.1= | 3.3+0.6= | 33.2÷0.4= | 1÷0.25= |
| 1.5×4= | 6.5+1.35= | 1.3-1.2= | |
| 5.7-1.7= | 0.35+0.75= | ||
| 0.2×1.1= | 1.6÷0.4= | 10÷4= | 3.4÷0.2= |
| 52÷13= | 57÷19= | 3.7-0.8= | 29+92= |
| 8.2+0.7= | 6.5-5.6= | 4.8÷0.3= | 33= |
| 1.25×8= | |||
| 2.1÷0.3= | 3.2×3= | 2.8-1.8= | 0.9×6.2= |
解:
故答案为:2.3,2.4,4.6,145,58,2,100,947,103,5.36,0.375,0.36,9,5.4,5,
,
,
,5.6,64,7,79,29.2,81,309,0.65,8,4.5,6,3.9,83,4,6,7.85,0.1,
,
,
,4,1.1,0.22,4,2.5,17,4,3,2.9,121,8.9,0.9,16,27,10,
,
,
,7,9.6,1,5.58.
分析:根据整数、分数、小数的加减乘除计算的方法进行计算,能简算的要简算.
点评:计算时,要灵活运用所学的知识,快速准确的进行计算.
| 1.8+0.5=2.3, | 2.5-0.1=2.4, | 4.8-0.2=4.6, | 74+71=145, |
| 48+10=58, | 24÷12=2, | 68÷0.68=100, | 94.7÷0.1=947, |
| 61.8÷0.6=103, | 0.8×6.7=5.36, | 3÷8=0.375, | 0.12×3=0.36, |
| 32=9, | 8.2-2.8=5.4 | 3.5÷0.7=5, | |
| 5.3+0.5=5.8, | 46+18=64, | ||
| 8.5-1.5=7, | 69+10=79, | 28.8+0.4=29.2, | 40.5÷0.5=81, |
| 92.7÷0.3=309, | 0.5×1.3=0.65, | 16×0.5=8, | 4.4+0.1=4.5, |
| 6.1-0.1=6, | 3.3+0.6=3.9, | 33.2÷0.4=83, | 1÷0.25=4, |
| 1.5×4=6, | 6.5+1.35=7.85, | 1.3-1.2=0.1, | |
| 5.7-1.7=4, | 0.35+0.75=1.1, | ||
| 0.2×1.1=0.22, | 1.6÷0.4=4, | 10÷4=2.5, | 3.4÷0.2=17, |
| 52÷13=4, | 57÷19=3, | 3.7-0.8=2.9, | 29+92=121, |
| 8.2+0.7=8.9, | 6.5-5.6=0.9, | 4.8÷0.3=16, | 33=27, |
| 1.25×8=10, | |||
| 2.1÷0.3=7, | 3.2×3=9.6, | 2.8-1.8=1, | 0.9×6.2=5.58. |
分析:根据整数、分数、小数的加减乘除计算的方法进行计算,能简算的要简算.
点评:计算时,要灵活运用所学的知识,快速准确的进行计算.
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