68-25.6×3.4+21.72 49.91÷[×7.75] 查看更多

 

题目列表(包括答案和解析)

(2013?道里区模拟)简算
76×101-76 58+39+42+61 4×39×2.5 (25×15)×4 25×42×4
125×32 3.6×97+3.6×3 4×25+16×25 36×45+36×56-36 68×102
64×15-14×15 167+289+33 25×64×125 378+525+75 0.4×25×1.6×25
5×289×2 79×2.5+2.5 4.08÷1.25÷0.8 125×88 87×9.9
101×0.82-0.82 25×97+25×3 (125+17)×8 66×93+93×33+93
8
9
+
4
11
+
1
9
=
1-
1
6
-
1
6
=
3
4
+
1
4
+
1
4
=
8
9
+
5
6
-
1
9
=
1-
3
6
-
1
6
=

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计算.(能简算的要简算)
①0.25×6.82×4 ②1.344+0.162÷4
③12.68-4.8-3.68 ④3.6÷1.2-0.8×2.7
⑤9.2×1.05÷3.4 ⑥(2.6+3.2÷1.28)÷1.7(得数保留两位小数)
⑦6.83×(3.8-2.3)+1.5×3.7 ⑧4.5×[7.68÷(8.2-1.8)].

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0.25×2.3×4  
2.68×3.5+6.5×2.68   
12.75÷[14.6-(1.3+8.2)]
3
5
+
1
4
+
3
20

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直接写出得数.
0.25×2.3×4=
1.5÷1.5+1.5=
1-0.32-0.68= 1.4×0.5-0.7=
4.5÷4.5÷2= 18.4÷4÷2.3=
3.6-2.4÷2.4= 50×0.34×0.2=
20×(0.1-0.O5)=

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直接写出下列各题的得数,你是最快的!
2.1+3.4=
5.5
5.5
720-80=
640
640
2.6-1.7=
0.9
0.9
1.4-0.6=
0.8
0.8
0.3×40=
12
12
1.25×3×8=
30
30
3.8×0=
0
0
0.9+99×0.9=
90
90
7÷1.4=
5
5
390×0.02=
7.8
7.8
2.5+1.8=
4.3
4.3
6.5×4×0.2=
5.2
5.2
5
6
=
6
2
3
6
2
3
5
8
÷
3
8
=
1
2
3
1
2
3
44÷
11
10
=
40
40
4×(0.6+1.9)=
10
10
1
5
+
1
4
=
9
20
9
20
0.9-0.26=
0.64
0.64
14.5+9.5=
24
24
(0.18+0.9)÷9=
0.12
0.12
18÷36=
0.5
0.5
1.9×4×0.5=
3.8
3.8
7.2÷8×4=
3.6
3.6
78-0.8=
77.2
77.2
62-35=
27
27
20×5.5=
110
110
1.68+1.5=
3.18
3.18
3
4
×12=
9
9
8.3+1.7=
10
10
11.3-8.6=
2.7
2.7
2.4-0.5=
1.9
1.9
1
9
÷
2
3
=
1
6
1
6
3
2
+
1
2
=
2
2
3.25×4=
13
13
2
3
÷2=
1
3
1
3
6
7
÷3=
2
7
2
7
24×5=
120
120
0.77+0.33=
1.1
1.1
7
8
×
1
7
=
1
8
1
8
12.6÷3=
4.2
4.2
3.14×25=
78.5
78.5
3.14×36=
113.04
113.04
0.082=
0.0064
0.0064
8л=
25.12
25.12
1.4:
1.75
1.75
=
16
20
=
8
8
÷10=
80
80
%

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