题目内容
38+0.06=________; | (155+20)-65=________; | 64.2+5.7=________; |
543-27-73=________; | 0.97-0.09=________; | 12.8-9.86=________; |
17.05-4.58=________; | 9800÷25÷4=________; | 3.5+0.6=________; |
5-0.15=________; | 4.35+5.36=________; | 99×66+66=________; |
0.81+0.09=________; | 0÷78=________; | 50-20÷5=________; |
35×25×4=________. |
38.06 110 69.9 443 0.88 2.94 12.47 98 4.1 4.85 9.71 6600 0.9 0 46 3500
分析:依据整数,小数四则运算计算方法解答.
解答:38+0.06=38.06; (155+20)-65=110; 64.2+5.7=69.9; 543-27-73=443;0.97-0.09=0.88; 12.8-9.86=2.94; 17.05-4.58=12.47; 9800÷25÷4=98;3.5+0.6=4.1; 5-0.15=4.85; 4.35+5.36=9.71; 99×66+66=6600; 0.81+0.09=0.9; 0÷78=0; 50-20÷5=46; 35×25×4=3500.
点评:本题主要考查学生对于整数、小数四则运算计算方法的掌握.
分析:依据整数,小数四则运算计算方法解答.
解答:38+0.06=38.06; (155+20)-65=110; 64.2+5.7=69.9; 543-27-73=443;0.97-0.09=0.88; 12.8-9.86=2.94; 17.05-4.58=12.47; 9800÷25÷4=98;3.5+0.6=4.1; 5-0.15=4.85; 4.35+5.36=9.71; 99×66+66=6600; 0.81+0.09=0.9; 0÷78=0; 50-20÷5=46; 35×25×4=3500.
点评:本题主要考查学生对于整数、小数四则运算计算方法的掌握.
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