□○□=□(只)
4+1= 7-2= 1+5= 2+8=
9-3= 3+3= 9-1= 10-5=
2+3+4= 9-2-4= 5+0+2= 10-4-4=
5+1-4= 2+4-3= 10-7+3= 9-4+5=
5+2= →5+3= →5+4= → 5+5= → 5+6=
7-5= →8-5= →9-5= →10-5= →11-5=
7-2= →8-3= →9-4= →10-5= →11-6=
□○□○□=□(朵)
原来有多少个水饺? □○□=□(个)
山后面有几个小朋友?
一共有多少个小朋友?
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