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一年级上册数学课件- 6、7减几丨苏教版 (2)
6 、 7 减几 6 - 2 = 4 6 - 4 = 2 6 个小朋友, 男孩有 4 人,女孩有 …… 6 个小朋友 6 - 2 = 4 6 - 4 = 2 6 个小朋友,男孩有 4 人,女孩有 …… 6 - 2 = 4 6 - 4 = 2 6 棵小树苗, …… 7 - 2 = 5 7 - = 5 2 7 - = 1. 3 4 7 - = 3 4 6 - = 5 1 - = 1 5 6 7 - 6 = 1 2. 想一想,填一填。 7 - 1 = 6 6 - 3 = 3 3. 4. 6 - 5 = 1 6 - 4 = 2 6 - 3 = 3 7 - 4 = 3 7 - 5 = 2 7 - 6 = 1 5 - 2 = 3 6 - 2 = 4 7 - 2 = 5 4. 6 - 5 = 1 6 - 4 = 2 6 - 3 = 3 7 - 4 = 3 7 - 5 = 2 7 - 6 = 1 5 - 2 = 3 6 - 2 = 4 7 - 2 = 5 4. 6 - 5 = 1 6 - 4 = 2 6 - 3 = 3 7 - 4 = 3 7 - 5 = 2 7 - 6 = 1 5 - 2 = 3 6 - 2 = 4 7 - 2 = 5 4. 6 - 5 = 1 6 - 4 = 2 6 - 3 = 3 7 - 4 = 3 7 - 5 = 2 7 - 6 = 1 5 - 2 = 3 6 - 2 = 4 7 - 2 = 5 5. 6. 7 - 1 = 6 7 - 6 = 1 7 - 2 = 5 7 - 5 = 2 7 - 3 = 4 7 - 4 = 3 7-1=6 7-6=1 7-5=2 7-2=5 7-3=4 7-4=3 7.查看更多