文档介绍：该【以内加减法口算题逆向思维题 】是由【读书百遍】上传分享，文档一共【2】页，该文档可以免费在线阅读，需要了解更多关于【以内加减法口算题逆向思维题 】的内容，可以使用淘豆网的站内搜索功能，选择自己适合的文档，以下文字是截取该文章内的部分文字，如需要获得完整电子版，请下载此文档到您的设备，方便您编辑和打印。20以内加减法口算题(逆向思索题)
20= 33-() 16 = ()+0 15 = 8+() 12 = 18-() 13 = 20-() 20 = ()+8
18 = ()-7 26 = ()+5 20 = ()-1 15 = ()-6 26 = ()+8 12 = ()-6
20 = 3+() 19 = 5+() 12 = 25-() 12 = 6+() 11 = ()-6 24 = 34-()
13 = ()-3 17 = 27-() 12 = ()-3 20 = ()-10 21 = ()-5 19 = ()+2
20 = ()-3 128 = 4+() 13 = ()+5 12 =23-() 10 = 23-() 16 = ()+4
16 = 4+() 11 = ()-9 11 = 19-() 10 = ()-3 18 = ()-1 24 = ()-6
24 = 30-() 12 = 19-() 11 = 2+() 15 = 30-() 21 = 25-() 18 = ()+3
12 = 25-() 22 = ()-4 17 = ()-9 14 = ()+1 19 = ()+2 22 = 29-()
24 = 7+() 17 = ()+5 27 = 18-() 20 = 1+() 17 = ()+1 14 = 18-()
22 = ()-6 20 = 16+() 17 = 8+() 16 = ()-3 20 = 14+() 23 = ()-7
14 = ()+2 17 = 5+() 20 = 4+() 15 = 29-() 20 = ()+5 20 = ()+5
23 = 30-() 20 = ()-3 17 = ()+8 12 = 26-() 20 = ()+9 22 = ()-4
18 = ()-1 11 =26-() 16 = 14+() 22 = ()-7 14 = 26-() 16 = ()+6
15 = ()-5 12 =18-() 13 = ()-4 15 = ()-7 18 = ()+2 20 = 13+()
19 = 4+() 13 = 20-() 15 = 20-() 19 = 8+() 14 = 4+() 26 = ()-0
13 = ()-7 18 = ()+9 19 = ()+3 11 = ()-6 25 = ()+5 15 = ()+2
27 = ()+6 20 = 10+() 21 = ()-9 20 = 30-() 15 = ()+2 24 = ()-6
18 = 29-() 25 = ()-3 18 = 14+() 15 = ()+0 17 = ()+4 12 = 27-()
20 = 10+() 18 = 20-() 23 = 14+() 18 = 5+() 14 = 27-() 18 = ()+7
19 = ()+6 20 = ()+6 17 = ()-2 20 = ()+8 17 = ()+3 11 =26-()
28 = 9+() 27 = ()-2 10 = 19-() 20 = 5+() 20 = ()-0 28 = 30-()
16 = ()-0 14 = ()-3 19 = 22+() 14 = ()-5 15 = ()-2 14 = 0+()
20 = ()+7 26 = 2+() 14 = ()-3 22 = 28-() 29 = ()+6 18 = 27-()
15 = 9+() 11 = ()-5 21 = ()-9 17 = ()+1 13 = ()-3 10 = ()-3
28 = ()+7 16 = 27-() 18 = 7+() 27 = ()+2 17 = 29-() 20 = 13+()
18 = 11+() 15 = 20-() 24 = ()-6 14 = 29-() 18 = ()+3 12 = ()-6
20 = 16+() 15 = 19-() 14 = 20-() 17 = 6+() 21 = 29-() 19 = 4+()
15 = ()-5 14 = 3+() 12 = ()-7 10 = ()-7 12 = 10-() 22 = 19+()