|
2 + 3= |
2-2= |
4-2= |
2 + 0= |
|
4-3= |
3 + 2= |
2 +2= |
5-2= |
|
0 + 3= |
5-3= |
2-0= |
3-2= |
|
5-1= |
3 + 1= |
2-1= |
2 + 1= |
|
1 + 1= |
1 + 3= |
1 + 4= |
1-0= |
(1)
|
|
?个
□○□=□( )
(2)
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吃了9颗
?颗
□ ○□=□(颗)
(3)★★★★★★★★★★
☆☆☆☆☆
★比☆多 个,
☆比★少 个。
□○□=□( )
(4)○○○○○○○○○
●●●●●●●●●●●●●
比 多4个。
比 少4个。
□○□=□( )