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口算.(1)7.2+2.08=(2)13+14=(3)710÷12=(4)0÷0.99=(5)32×0.125=(6)0.75×3÷34=(7)15+3.2÷16×4=(8)12-12×12=(9)0.8÷0.01=(10)10×13-1÷3=(11)8.4÷0.7=(12)23×5÷23×5(13)0.23=
题目详情
口算.
(1)7.2+2.08=
(2)
+
=
(3)
÷
=
(4)0÷0.99=
(5)32×0.125=
(6)0.75×3÷
=
(7)
+3.2÷16×4=
(8)
-
×
=
(9)0.8÷0.01=
(10)10×
-1÷3=
(11)8.4÷0.7=
(12)
×5÷
×5
(13)0.23=
(1)7.2+2.08=
(2)
1 |
3 |
1 |
4 |
(3)
7 |
10 |
1 |
2 |
(4)0÷0.99=
(5)32×0.125=
(6)0.75×3÷
3 |
4 |
(7)
1 |
5 |
(8)
1 |
2 |
1 |
2 |
1 |
2 |
(9)0.8÷0.01=
(10)10×
1 |
3 |
(11)8.4÷0.7=
(12)
2 |
3 |
2 |
3 |
(13)0.23=
▼优质解答
答案和解析
(1)7.2+2.08=9.28,
(2)
+
=
,
(3)
÷
=1
,
(4)0÷0.99=0,
(5)32×0.125=4,
(6)0.75×3÷
=3,
(7)
+3.2÷16×4=1,
(8)
-
×
=
,
(9)0.8÷0.01=80,
(10)10×
-1÷3=3,
(11)8.4÷0.7=12
(12)
×5÷
×5=25,
(13)0.23=0.008.
(2)
1 |
3 |
1 |
4 |
7 |
12 |
(3)
7 |
10 |
1 |
2 |
2 |
5 |
(4)0÷0.99=0,
(5)32×0.125=4,
(6)0.75×3÷
3 |
4 |
(7)
1 |
5 |
(8)
1 |
2 |
1 |
2 |
1 |
2 |
1 |
4 |
(9)0.8÷0.01=80,
(10)10×
1 |
3 |
(11)8.4÷0.7=12
(12)
2 |
3 |
2 |
3 |
(13)0.23=0.008.
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