题目内容
直接写得数.
0.16+0.64=
3-0.7=
0.15×4=
1.2÷0.3=
1÷0.1=
+
=
-
=
×
=
÷
=
12÷16=
0.16+0.64=
3-0.7=
0.15×4=
1.2÷0.3=
1÷0.1=
1 |
3 |
1 |
4 |
1 |
3 |
1 |
4 |
1 |
3 |
1 |
4 |
1 |
3 |
1 |
4 |
12÷16=
分析:根据小数和分数的四则混合运算的顺序来解答,本题较简单用口算即可.
解答:解:
0.16+0.64=0.8,
3-0.7=2.3,
0.15×4=0.6,
1.2÷0.3=4,
1÷0.1=10,
+
=
,
-
=
,
×
=
,
÷
=1
,
12÷16=
.
0.16+0.64=0.8,
3-0.7=2.3,
0.15×4=0.6,
1.2÷0.3=4,
1÷0.1=10,
1 |
3 |
1 |
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7 |
12 |
1 |
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1 |
4 |
1 |
12 |
1 |
3 |
1 |
4 |
1 |
12 |
1 |
3 |
1 |
4 |
1 |
3 |
12÷16=
3 |
4 |
点评:此题考查了按小数和分数的四则混合运算的顺序来计算.
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