8
9
=
35×
8
25
=
5
8
×
4
15
=
5
7
×
6
5
=
4
9
×
3
16
=
6
55
×
11
12
=
分析:根據(jù)分數(shù)乘法的計算法則計算即可:分子乘分子的積做分子,分母乘分母的積做分母,能約分的要先約分.
解答:解:
8
9
=
64
9
35×
8
25
=
56
5
5
8
×
4
15
=
1
6
5
7
×
6
5
=
6
7
4
9
×
3
16
=
1
12
6
55
×
11
12
=
1
10
點評:本題考查了分數(shù)乘法的計算法則.
練習冊系列答案
相關習題

科目:小學數(shù)學 來源: 題型:

直接寫得數(shù)
9.9+9= 2.5×40= 6.1-2.01= 2.5-0.36-0.64=
3
5
×
5
6
=
1.8÷0.18= 13÷80= 0.32= 45÷1.25÷8=
8
9
÷
8
9
=

查看答案和解析>>

科目:小學數(shù)學 來源: 題型:

(2012?中山模擬)
直接寫出得數(shù).
1
2
+
1
2
=
5
9
×6=
270÷1=
1
5
=
5-0.25= 4.5×100= 2.4+1.6= 7÷0.25=
0×103= 18+15= 12.56÷3.14= 130×7=
1.2÷2%= 0.75×8= 0.33=
7
9
×45=
3.14×7= 3.14×0.8=
8
9
×
3
4
=
64÷0.4=
1
3
+
1
4
=
1
5
-
1
6
=
1.4÷0.2= 0.9-
3
5
=
2
3
+
1
2
=
0.32+3.2=
3
8
+
3
8
+2=
2.4×5=
1
2
×
1
2
÷
1
2
×
1
2
=
1.3×0.8×12.5=

查看答案和解析>>

科目:小學數(shù)學 來源: 題型:

(得數(shù)保留一位小數(shù))
2.84×0.05=
1.204÷0.43=
2.08×7.5=
18.9÷0.54=
1.05×2.4=
1.44÷1.8=
1.89÷0.54=
0.35×8.6=
5.61÷6.1=
(得數(shù)保留兩位小數(shù))
9.58÷0.23=
6.21÷0.3=
54÷0.36=

查看答案和解析>>

科目:小學數(shù)學 來源: 題型:

直接寫出得數(shù).
9.56+1.34=
1
5
+
3
10
=
1-
5
8
=
3
4
×8
=
1÷0.25%=
3
4
-
1
2
=
6
7
÷6
=
8
9
×
3
5
=
1÷
3
8
=
2.3÷0.3=

查看答案和解析>>

同步練習冊答案