(5.2-5.2)÷0.8=
- A.
10.2
- B.
5.4
- C.
1.74
- D.
0
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科目:小學(xué)數(shù)學(xué)
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題型:閱讀理解
1.
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(4)325-198 |
(5)278+498 |
(6)3.6+2.7+6.4+7.3 |
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(30)(-+)×12 |
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(37)9.56×180-95.6×8 |
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(40)×21 |
(41)×33 |
(42)÷ |
(43)÷ |
(44)÷42 |
(45)6×0.75+5×-3÷4 |
(46)5.4÷1.2÷5 |
(47)270÷18 |
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(49)73÷0.8÷12.5 |
(50)16÷2.5 |
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(55)9999×7778+3333×6666 |
(56)3.6×31.4+43.9×6.4 |
(57)(+)× |
(58)×+÷ |
(59)-- |
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(61)×÷× |
(62)-×- |
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(65)56× |
(66)+÷+ |
(67)(+)÷(+) |
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(128)725÷25+275÷25 |
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(130)×45-÷ |
(131)48×(-) |
(132)×+× |
(133)(32+)÷4 |
(134)÷÷ |
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(136)×+÷9 |
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題型:閱讀理解
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3.9÷0.13 |
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5÷0.25= |
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3.27+0.63= |
5.02×0.3= |
0.3×0.5= |
6.4÷4= |
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0.7÷0.35= |
0.72÷1.44= |
0.48÷0.04= |
1.25÷2.5= |
5.5+55= |
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3.5-0.05= |
2÷0.02= |
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0.32÷0.8= |
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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:小學(xué)數(shù)學(xué)
來(lái)源:
題型:
觀察已知算式,尋找規(guī)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:小學(xué)數(shù)學(xué)
來(lái)源:專(zhuān)項(xiàng)題
題型:填空題
比一比,在○里填上“>”“<”或“=”。
(1)716 ×0.25○716÷4 |
(2)○8.677 |
(3)5.4 × 0. 9 ○0.9 × 5.4 |
(4)0. 728÷ 0.9○0.728 |
(5)○ |
(6) 2.5 ×2 ×0.2○2.5 ×0.2 ×2 |
(7)2.5 ×3 ×4○0.5 ×6 ×10 |
(8)1.3○1.3334 |
(9)1.2 +1.2 +1.2 ○1.2 ×1.2×1.2 |
(10)4(2.5 + a )○4 ×2.5 +4 a |
(11)5.6÷0.5○5.6×2 |
(12)3. 69 × 0.17○3. 69 +0.17 | |
|
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