课件10张PPT。6、5、4、3、2加几 9 + 8 =171017 8 + 6 =241014 7 + 5 =321012 8 + 9 = 6 + 8 = 5 + 7 =171412我能行6 + 5= (个)116+5=1141106+5=115110把6凑成10把5凑成106 + 6 =1242104 + 9 =1363105 + 8 =1353109 + 4 =138 + 5 =13想想4 + 9 =1313105 + 8 =1323104 8 128 4 123 9 129 3 121111141411116+9=6+9=5+6=5+6=6+7=6+7=2+9=2+9=5+7=5+7=6+8=6+8=5 14 51515111113131212141411111 45 13 34 31 18 12 35 24 24 46+8659877985+4+141211141312111312 7 + 5 125 + 7 = 126 + 7 137 + 6 = 1367再见