4 - = 0 - 0 = 5 0 + = 3
2 + =2 + = 0 - = 0
一共有多少个葫芦?
9-7= | 8-4= |
10-5= | 6-3= |
□○□=□
3+2= 2+7= 10-9= 7-4=
8-4= 6+4= 6+3= 5+5=
1+8= 9-4= 9-8= 4-4=
10-7= 3+6= 8+2=
1+9= 4+5= 7+3=
2+5= 1+4= 2+3= 0+6=
7+2= 7-7= 5+3= 4+4=
3+1= 9-8= 6+4= 5+5=
3-3= 6-2= 5-2= 10-2=
△△△△△
4+=6
5+=7
102=8 93=6 55=0
32=5 51=4 30=3
(朵)
□+□=□
□-□=□
=
=
=
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