题目内容
0.89-0.05=
[ ]
A.4.6 B.4
C.0.84 D.0.23
答案:C
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口算.
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(1)6.2 +2.8= |
(2)0.89 -0.05= |
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(3)5.4 -4= |
(4)0.46 +0.4= |
|
(5)1.2 -0.9= |
(6)2.6 +1.2= |
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(7)0.25 +0.75= |
(8)1 -0.8= |
口算.
|
(1)6.2 +2.8= |
(2)0.89 -0.05= |
|
(3)5.4 -4= |
(4)0.46 +0.4= |
|
(5)1.2 -0.9= |
(6)2.6 +1.2= |
|
(7)0.25 +0.75= |
(8)1 -0.8= |