25×32×0.25 31.6÷1.25÷8 4.2÷0.7÷6 查看更多

 

题目列表(包括答案和解析)

口算
3.2×0.2             
1.4×0.4           3.3÷3          1.2÷0.3
2.5×0.4             1.5×2            0.7×7           7.3+0.3
0.53-0.3             1.8×0.5           0.9×0.01        0.23×3
(5)2-1.2               7.8÷6             8.4÷0.21         8.4÷0.7
5.6+3.6            9-2.35              0.56÷8         1.23×3
5.6÷0.4            4.5÷0.9            8.1×2          90÷3
1.23+3             5.6+1.23           4.5×2          5.6÷1.4
4.8÷1.2           7.2÷0.9           6.6÷1.1          7.2÷6
2.1÷3             0.6×0.5           3.23×2          1.8÷3
12.5÷0.1          0.32÷0.8          1.6+3.7           0.45×0.2
0.36÷1.8          0.4×0.5            8.4+5.6         8.4÷2.1
4.8÷0.08          4.8÷0.8            3+2.3           9.3÷3
0.01×8           7.31×100          0.09×6         0.8×0.6
1.25×8            3÷5               2.3+2.3         6.23+3.6

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(1)3.2×0.2             1.4×0.4          3.3÷3         1.2÷0.3
(2)2.5×0.4            1.5×2           0.7×7           7.3+0.3
(3)0.53-0.3            1.8×0.5          0.9×0.01       0.23×3
(4)0.56÷8            1.23×3           1.6÷0.04        7.3+2.7
(5)2-1.2              7.8÷6            8.4÷0.21        8.4÷0.7
(6)5.6+3.6           9-2.35             0.56÷8        1.23×3
(7)5.6÷0.4           4.5÷0.9           8.1×2         90÷3
(8)1.23+3            5.6+1.23          4.5×2         5.6÷1.4
(9)4.8÷1.2          7.2÷0.9          6.6÷1.1         7.2÷6
(10)2.1÷3            0.6×0.5          3.23×2         1.8÷3
(11)12.5÷0.1         0.32÷0.8         1.6+3.7          0.45×0.2
(12)0.36÷1.8         0.4×0.5           8.4+5.6        8.4÷2.1
(13)4.8÷0.08         4.8÷0.8           3+2.3          9.3÷3
(14)0.01×8          7.31×100         0.09×6        0.8×0.6
(15)1.25×8           3÷5              2.3+2.3        6.23+3.6.

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口算:
37+55=
60+370= 54+46= 513-31= 42-29=
142+703= 100-86= 99+78= 16×50= 12×8=
76×4= 5×32= 23×5= 28×2= 5400÷90=
824÷8= 480÷60= 780÷60= 140÷70= 52×11=
15×6= 364÷1= 0÷897= 120÷5= 72÷3=
88÷22= 24×10= 4×25= 13×7= 20×90=
800÷20= 4700÷47= 903÷3= 2400÷300= 125×8=
1280÷4= 25×6×4= 34×5×2= 200-58-42= 83×6+17×6=

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口算我最棒!
(1)0.32×10= (2)9.6÷0.8= (3)4×0.7= (4)5.7×0.1=
(5)0.33÷3= (6)20÷0.3= (7)0.84÷0.7= (8)8.96÷89.6=
(9)25×0.4= (10)5.67+4.33= (11)3.69+0.31= (12)0.96×100=

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口算题
(1)34+21= (2)4.9÷7= (3)+= (4)0×= (5)98-64=
(6)1.25×0.8= (7)-= (8)÷= (9)83+38= (10)0.6÷0.15=
(11)+= (12)0.35=( )% (13)13×2= (14)10-0.9= (15)×=
(16)2.1=( )% (17)4500÷900= (18)5.15÷0.5= (19)÷= (20)=( )%
(21)4×24= (22)700×0.008= (23)×= (24)=( )% (25)91÷7=
(26)4÷0.05= (27)×= (28)≈( )% (29)1.5+3.8= (30)+=
(31)1÷= (32)60%= (33)0.86-0.6= (34)-= (35)×=
(36)0.7%= (37)0.5×30= (38)1-= (39)18÷= (40)37.5%=

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