|
70×2= |
6×300= |
200×8= |
850-660= |
|
80+240= |
7×90= |
- = |
23×7= |
|
860-300= |
2700÷9= |
20×40= |
400×8= |
|
4300÷6= |
202÷2= |
256-97= |
7×70+6= |
|
62+36= |
28+35= |
51-11= |
1800÷2= |
|
40×5= |
42×3= |
440×2= |
- = |
|
300÷5= |
4000÷4= |
870-530= |
470+65= |
|
13×4= |
168+27= |
4×500= |
0+58= |
|
990÷3= |
257-135= |
+ = |
206×5= |
|
50×3= |
302+56= |
22×6= |
40×9= |
|
25×4= |
810÷9= |
0×8+5= |
690÷3= |
|
90×5-130= |
130×6= |
48÷4= |
1- + = |
|
25+82= |
240÷3= |
35+55= |
8×300= |
|
35×3= |
240+109= |
+ = |
2000÷5= |
|
400÷5= |
4900÷7= |
260-80= |
(86+34)÷6= |
|
68-9= |
81-67= |
25+116= |
70×3+39= |
|
300×3= |
5500÷5= |
61-22= |
1 - = |
|
1600÷8= |
200×6= |
+ = |
21+300= |
|
9×0= |
+ = |
79+2×0= |
+ + = |
|
56+163= |
1 - = |
505÷5= |
200+7×6= |
3、下面每个方格表示1平方厘米,在方格纸上画出面积是18平方厘米的长方形,你能画几个?算出它们的周长,填入表中。
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长/厘米 |
宽/厘米 |
面积/平方厘米 |
周长/厘米 |
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