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科目: 来源:不详 题型:解答题

直接写出得数
0.25×4=
0.82-0.56=3.09+2.6=6.03×100=
1-
4
5
=
1
2
-
1
4
=
7
13
+
6
13
=
3
8
+
1
6
=

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科目: 来源:不详 题型:填空题

口算
(1)70×80=______ 3.7×0.5=______3.2×100=______8.9-3.8=______
(2)3.8+2.5+6.2=______12-6.2-3.8=______1.7+0.43+3.3=______ 3.4-1.5-0.5=______
(3)
8
9
+
1
9
--
2
7
=______ 1.4×5=______650-470=______79+2.1=______
(4)3.14×3=______ 6.7+3.4=______2.01×0.4=______
6
13
+
7
13
=______
(5)3.99+5.2=______23+6.68=______7×0.08=______0.25×0.4=______
(6)22×0.2=______99.9+1=______0.72÷6=______3.9÷1.3=______
(7)0.8×0.8=______5.88+3.12=______1.9+2.1=______26÷2.6=______
(8)340÷17=______9.3÷0.3=______13×4=______3.6×5=______
(9)1.5×4=______20×16=______28×3=______3.2÷4=______
(10)0.28×100=______3200÷1000=______0.5×100=______4×0.125=______
(11)340+120=______
1
4
+
1
2
=______2.5÷5=______4.95×10=______
(12)12-
1
2
-
1
2
=______1÷0.25=______5×0.13=______12×0.05=______
(13)3.08÷0.1=______0.35×6=______25÷0.5=______1.5×3=______
(14)4.3-2.7=______8.1÷0.9=______12÷1.2=______0.48÷6=______
(15)2.6÷26=______ 0.72×5=______4.8+3.2=______ 5.7÷0.3=______.

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科目: 来源:不详 题型:解答题

0.36÷1.2=0.78-0.3=3.7×2=0.4×0.5=
0.39+0.61=10-7.2=0.88÷1.1=0.75×4=
11-1.5=2.48÷4=7.8-0.38=2.8×5=
4×10.1=4×0.25=3.2+1.6=10.6-5.2=
0.32+1.68=0.8×125=7.28÷7=4.8+39=
43÷0.01=0.4÷2=1.3×60=1.5×0.04=
1.53-0.7=1.5-0.6=0.3÷1.5=95÷19=
0.65+4.35=14-7.4=11.2-9.8=
4
5
-
7
10
=
5
6
-
2
5
=
4
5
+
1
2
=
3
5
-
1
2
=
3
8
+3=
1
2
+
2
5
=
1
2
+
1
2
=
4
5
-
2
7
=
2
3
+
2
3
=
1-
1
2
=
1
4
+
1
3
=
2
3
+
3
4
=
1
4
-0=
1
2
-
1
7
=
1-
2
3
=
0+
5
6
=
7
8
-
3
4
=
2
3
+
2
3
=
5
8
-
4
8
=
1
5
+
4
5
=
2
13
+
1
6
+
5
6
=
1
2
+
3
4
-
3
4
=
1
7
+(
6
7
-
5
8
)=
0.9×1.25×8=5.85+1.37+4.25=
0.43×10+57=62-2.8-1.2=2.7×3÷2.7×3=0.8×0.5×1.25=

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科目: 来源:不详 题型:解答题

0.47+0.7=5.40÷18=2.92+0.65=2÷0.125=
3÷0.75=1.62÷0.54=3.5×4=4-1.04=

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科目: 来源:不详 题型:解答题

直接写出得数.
9.8+6.7=
1
3
+0.2=
15-
4
9
=
1.25×8=1÷0.25=
3
5
×
1
4
=
0×2
5
7
=
7.2÷4=25÷10%=1-
1
7
-
5
7
=

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科目: 来源:不详 题型:解答题

直接写得数
5.4+8=9-2=9÷3×18=3.75+1=
2÷4=9.96-0.98=1×1.5=(1-0.2÷1)÷0.52=

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科目: 来源:不详 题型:解答题

0.4+0.9=1.2-0.7=0.6+0.5=
4.5+2.4=0.4+0.3=0.7+0.3=
1.9-1.8=1-0.8=0.6+0.5=
0.8-0.2=1.6+0.2=2.4+0.9=
5.4-2.4=1-0.2=5.3+0.8=
2.5-0.6=

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科目: 来源:不详 题型:解答题

脱式计算,能简便的要简算.
57.5-3.25-16.75  
125×3.2×25  
5
7
×16.31-2.31÷
7
5
6760÷13+17×25  4.82-5.2÷0.8×0.635÷
7
8
×1-
2
7

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科目: 来源:不详 题型:解答题

直接写出得数.
1-0.09=
2÷0.02=
1
2
÷
1
3
=
8×125%=
0.45×101=(1-
7
8
)×16=
2.5×0.7×0.4=
1
3
×24÷
1
3
=
______:
2
5
=
2
5
9
10
+
9
10
+…+
9
10
40个
=

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科目: 来源:不详 题型:解答题

直接写出得数.
9.54+1.6=
0.32÷0.8=90×40%=5×6÷6×5=
1
5
-
1
6
=
7.2×
2
9
=
4
5
÷
2
15
=
1÷
1
2
-
1
2
÷1
=
5-0.78=1-
5
8
=
5
19
+
14
19
120÷(20+40)=

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