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6×2=2+2+2+2+2+2。
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科目:小学数学 来源: 题型:

180÷60= 12×25= 0÷90=
4×5÷4×5= 0.25×4+4= 131+218+269+182=
25×6×4= 420÷35= 36×5×4=
120÷5÷3= 198-75-25= 120-20÷5=
59亿-58亿= (1.3+3.5)÷0.6= 75÷2.5=
0.45÷1.25÷8= 2.5×7.6×4= 97.6÷0.02=
8.8-(0.25+0.4)= 0.25+87+0.75= 0.8-0.35×2=
0.1÷0.01×0.1= 9.9+9.9×99= 2.7×3.6+6.4×2.7=
720÷8÷9= 2.9+5.7+2.1= 2-0.16-0.64=
16.7+84.5-16.7= 6.8-(3.8+2.9)= 9×1.3+9×6.7=
5.5-5.25+5.2= 0.8×25-10= 42.8×25×4=
7.2+2.8= 0.9÷0.01= 3.5+7.6=
3×0.2×0.5= 0.96÷0.3= 1.5×0.4=
7÷0.25= 2.5×0.7×0.8= 8-2.5=
16÷1.6= 5.6×1.01= 8×(2.5+0.25)=
0.36+0.64= 64.32÷16= 72.8÷0.8=
8.4×0.2+1.6×0.2= 8.4÷4.2= 0.05×0.8=
2.56-0.37= 1.23×3= 25×0.8×0.5=
12×2.5= 3.2÷1.6= 3.5+3.5×3=
19.6÷2= 8.8÷2.2= 3.9+2.03=
7.2×0.3+2.8×0.3= 13.8+9.9= 2.4×2.5=
0.75×4= (1.5+0.25)×4= 4.2÷0.1=
4.2÷3.5= 2.14-0.9= 27+456+73=
12÷0.3= 2.87÷0.7= 13÷4=
24÷4+56÷4= 2.1×0.3÷2.1= 2.3-0÷8.1=
1.37-1.37÷1.37= 4.4÷(5×0.2)= 7×1.3=
0.96÷0.06= 0.36×0.3= 0.35÷0.7=
13.65÷13= 4×0.8×0.25×1.25= 13+0.7÷0.7=
7.05×23.7+7.05×76.3= 0.125×3.2×2.5= (12+23.1÷0.75)×0.4-5.12=
728+199= 637-201= 16×25=
1.6×[(12-7.2)÷(0.84÷2.1)]=

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科目:小学数学 来源: 题型:阅读理解

4.7+2.3= 4.5×2= 6.9-2.5= 7.2×0.8=
6×3.4= 0.62-0.32= 1.4×0.5= 0.75×100=
0.02×0.5= 3.6÷0.3= 6.3÷7= 5.6÷100=
0.75÷0.25= 0.125×8= 4.8÷0.3= 0.96÷2=
0.56÷28= 0.36÷0.4= 0.64÷0.8= 0.72÷3.6=
3.6÷24= 0.8×1.1= 7.2+12.8= 46.7-3.8=
12.8÷4= 5.2÷13= 12.5÷5= 1.64÷41=
10÷20= 24÷15= 8.65×10= 0.35×0.6=
3.08×0.01= 4.95×1000= 6.9×0.1= 0.4×0.5=
2.4÷0.8= 10.8÷9= 9.6÷0.8= 0.108÷2=
4.95÷0.9= 9.65÷0.1= 0.325×100= 2.5×8=
0.56÷0.7= 0.125×4= 3.28×0.1= 3.9÷0.13=
7.2×0.1= 0.01×0.1= 0.25×0.4= 1.6÷0.8=
1÷2.5= 1.25×0.8= 3.2÷0.04= 0÷1.7=
0.22×102= 9.6÷0.8= 5×0.24= 4.5-0.05=
3.9÷0.13 16.5÷0.5= 5×0.12= 24×0.5=
4.8×0.5= 2.8+4.2= 0.84÷2.1= 5÷0.25=
7.8÷0.01= 5.4÷0.6= 3.2÷5= 7×0.62=
0.56÷0.8= 7.4-2.8= 0.18÷0.2= 0.16÷8=
4.5×0.02= 8+7.2= 1.2×30= 0.012×0.2=
7.3×0.3= 9÷6= 3.6÷0.12= 7.8÷0.6=
2÷5= 4.5+5= 0.3÷0.6= 0.96÷0.2=
10.5×0.4= 7.3+0.27= 8×0.125= 0.54÷0.6=
0.61+0.39= 0.56÷28= 10÷20= 4.08÷0.4=
11-9.4= 0.8×0.11= 0.72+12.8= 5.6÷0.01=
2.3×100= 0.75×100= 0.108÷2= 10.8÷9=
0.7÷0.8= 16-5.07= 4.2×0.4= 0.72×6=
12÷0.5= 5.2×0.4= 12.2÷0.2= 5.6÷100=
0.41+3.7= 0.02×0.5= 7.2-0.8= 1.4×0.5=
84÷0.21= 0.75÷0.25= 2.5×16= 0.108÷2=
1.75+32.5= 16-5.07= 5.2÷13= 1.64÷41=
1.02×0.2= 0.26×0.3= 8.4×0.02= 1.29×6=
0.8×0.05= 12.6÷0.03= 8.71÷0.1= 21÷0.21=
0.8×0.13= 0.34÷17= 8.08÷0.4= 0.5×2.2=
1.24÷4= 3.27+0.63= 5.02×0.3= 0.3×0.5=
6.4÷4= 7.2÷1.8= 0.7÷0.35= 0.72÷1.44=
0.48÷0.04= 1.25÷2.5= 5.5+55= 16.8÷8=
0.54+2.2= 3.5-0.05= 2÷0.02= 0.25×40=
1.5×0.6= 0.32÷0.8= 12.25÷0.5= 73.5×0.1=
46.5+52.5= 0.45×102= 1.25×88= 2.64+3.85+1.54=
8×1.25= 5.6÷3.5= 4.2÷0.7÷6= 0.4×8.6×25=
0.27÷0.3= 2.5×101= 0.65×101-0.65= 2.6×7÷2.6×7=

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科目:小学数学 来源: 题型:

观察已知算式,寻找规律填空.
(1)1=1×2÷2
1+2=2×3÷2
1+2+3=3×4÷2
1+2+3+4=4×
5
5
÷2
1+2+3+4+5=
5
5
×
6
6
÷
2
2

1+2+3+4+5+6+7=
7
7
×
8÷2
8÷2

1+2+3+…+n=
n
n
×
(n+1)÷2
(n+1)÷2

(2)1×2=1×2×3÷3
1×2+2×3=2×3×4÷3
1×2+2×3+3×4=3×4×5÷
3
3

1×2+2×3+3×4+4×5=4×5×
6
6
÷
3
3

1×2+2×3+3×4+4×5+5×6=
5
5
×
6
6
×
7÷3
7÷3

1×2+2×3+3×4+…+n×(n+1)=
n
n
×
(n+1)
(n+1)
×
(n+2)
(n+2)
÷
3
3

(3)1×2×3=1×2×3×4÷4
1×2×3+2×3×4=2×3×4×5÷4
1×2×3+2×3×4+3×4×5=3×4×5×
6
6
÷4
1×2×3+2×3×4+3×4×5+4×5×6=
4
4
×
5
5
×
6
6
×
7
7
÷
4
4

1×2×3+2×3×4+3×4×5+4×5×6+5×6×7=
5
5
×
6
6
×
7
7
×
8
8
÷
4
4

1×2×3+2×3×4+…+n×(n+1)×(n+2)=
n
n
×
(n+1)
(n+1)
×
(n+2)
(n+2)
×
(n+3)
(n+3)
÷
4
4

猜一猜:
1×2×3×4+2×3×4×5+3×4×5×6=
3×4×5×6×7÷5
3×4×5×6×7÷5

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科目:小学数学 来源: 题型:

在横线里填上“>”、“<”、“=”.
4×6
 
5×5          
34-20
 
4×4         
6
 
3×3
5+16
 
5×6          
2+2
 
 2×2        
1米
 
50厘米+60厘米.

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科目:小学数学 来源: 题型:解答题

180÷60=12×25=0÷90=
4×5÷4×5=0.25×4+4=131+218+269+182=
25×6×4=420÷35=36×5×4=
120÷5÷3=198-75-25=120-20÷5=
59亿-58亿=(1.3+3.5)÷0.6=75÷2.5=
0.45÷1.25÷8=2.5×7.6×4=97.6÷0.02=
8.8-(0.25+0.4)=0.25+87+0.75=0.8-0.35×2=
0.1÷0.01×0.1=9.9+9.9×99=2.7×3.6+6.4×2.7=
720÷8÷9=2.9+5.7+2.1=2-0.16-0.64=
16.7+84.5-16.7=6.8-(3.8+2.9)=9×1.3+9×6.7=
5.5-5.25+5.2=0.8×25-10=42.8×25×4=
7.2+2.8=0.9÷0.01=3.5+7.6=
3×0.2×0.5=0.96÷0.3=1.5×0.4=
7÷0.25=2.5×0.7×0.8=8-2.5=
16÷1.6=5.6×1.01=8×(2.5+0.25)=
0.36+0.64=64.32÷16=72.8÷0.8=
8.4×0.2+1.6×0.2=8.4÷4.2=0.05×0.8=
2.56-0.37=1.23×3=25×0.8×0.5=
12×2.5=3.2÷1.6=3.5+3.5×3=
19.6÷2=8.8÷2.2=3.9+2.03=
7.2×0.3+2.8×0.3=13.8+9.9=2.4×2.5=
0.75×4=(1.5+0.25)×4=4.2÷0.1=
4.2÷3.5=2.14-0.9=27+456+73=
12÷0.3=2.87÷0.7=13÷4=
24÷4+56÷4=2.1×0.3÷2.1=2.3-0÷8.1=
1.37-1.37÷1.37=4.4÷(5×0.2)=7×1.3=
0.96÷0.06=0.36×0.3=0.35÷0.7=
13.65÷13=4×0.8×0.25×1.25=13+0.7÷0.7=
7.05×23.7+7.05×76.3=0.125×3.2×2.5=(12+23.1÷0.75)×0.4-5.12=
728+199=637-201=16×25=
1.6×[(12-7.2)÷(0.84÷2.1)]=

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