题目内容
4.2-1.8=
12+3.45=
3.76-2.56=
1-0.72=
8-5.37=
答案:2.4,15.45,1.2,0.28,2.63
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相关题目
你能快速算出下面各题吗?试一试.
|
(1) |
2 ×7+8= |
12 ×4= |
| (2) |
43 +29= |
6 ×3+5= |
|
(3) |
50 ×7= |
500 -9= |
| (4) |
7 ×8+6= |
120 ×4= |
|
(5) |
30 ×6= |
864 -300= |
你能快速算出下面各题吗?试一试.
|
(1) |
2 ×7+8= |
12 ×4= |
| (2) |
43 +29= |
6 ×3+5= |
|
(3) |
50 ×7= |
500 -9= |
| (4) |
7 ×8+6= |
120 ×4= |
|
(5) |
30 ×6= |
864 -300= |
口算.
|
(1)60 +30= |
6 +51= |
49 -5= |
72 +8= |
|
(2)24 -8= |
12 ÷4= |
61 -40= |
7 +43= |