课件14张PPT。6、7的加减法5+1=61+5=65+1=61+5=67 - 1 = 67 - 6 = 1 复习2 + 3 =( )5 - 1 =( )4 + 1 =( )4 - 3 =( ) 5 - 2 =( )54513背诵6716253443526115342342514+2=62+4=66-2=462=4-2 + 5 = 75 + 2 = 7练 习7 - 5 = 27 - 2 = 5363 6 - 1= 4 + 2= 7 - 3= 5 + 2= 6 - 3= 3 + 4= 7 - 6= 7 - 2=45615377小老鼠上灯台 3 + 2 =0 + 7 =2 + 4 =3 + 4 =5 – 0 =7 - 4 =6 - 2 =3 + 3 =5 - 4 =57 6 5 73 6 1 4小动物回家再见