5+4=
10-7 =
8 - 2 =
9 - 5 =
2 + 3 =
9 - 7 =
8 + 2 =
3 + 5 =
7 - 4 =
10 - 8 =
3 + 2 =
9 + 1 =
6 + 3 =
10 - 10 =
4 - 2 =
0 - 0 =
9 - 4 =
10 - 5 =
2 + 7 =
8 - 3 =
2=-0 -=1 =1+8
+5=9 -4=5 +=9
+3=4 8+=8
7＋2－8＝
10－4＋2＝
5＋2＋3＝
7－5－1＝
8－3＋4＝
8－4＋5＝
7＋2－3＝
7＋3－7＝
5＝
8 
比
多几个？
（个）
和白