口算.
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(1)5.4 +1.45= |
(2)2.7 ÷0.9= |
|
(3)0.1 ÷0.05= |
(4)3.3 ÷0.1= |
口算.
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(1)0.63 ÷9= |
(2)3.5 ÷0.7= |
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(3)4 ×0.5= |
(4)8 +4.02= |
口算下题.
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(1)0.25 ÷0.5= |
(2)0.8 ×1.25= |
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(3)9.6 ÷0.6= |
(4)0.92 ÷0.4= |
口算下题.
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(1)4.8 ÷1.2= |
(2)5.5 ÷1.1= |
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(3)0.4 ×0.05= |
(4)1.6 ÷0.04= |
口算下题.
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(1)0.26 ÷0.2= |
(2)0.84 ÷0.6= |
|
(3)0.26 ÷0.02= |
(4)8.4 ÷0.06= |
口算下题.
|
(1)2.6 ÷2= |
(2)0.84 ÷6= |
|
(3)2.6 ÷0.2= |
(4)0.84 ÷0.06= |
口算.
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(1)9.6 ÷6= |
(2)5.1 ÷17= |
|
(3)0.9 ×5= |
(4)0.14 ÷2= |
口算.
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(1)1.6 ÷4= |
(2)1.2 ×4= |
|
(3)3.5 ÷5= |
(4)0.49 ÷7= |
口算.
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(1)1 -0.37= |
(2)4 ×2.5+50= |
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(3)0.81 -0.19= |
(4)310 ×5×2= |
口算.
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(1)2.8 -1.2= |
(2)0.35 +0.43= |
|
(3)7.8 +2.2= |
(4)65.8 ÷100= |