一年级数学连减练习题

1、一年级数学连减练习题18105= 1942 = 1986=19-12-3= 19-8-2 = 8一 7 一 1 = 15-6-3= 17-15-1 = 18-6-2 = 18-8-7= 13-8-2 = 15-4-1 = 14-5-4= 16-6-2 = 19-17-1 = 12-7-4=18-11-3= 19-10-2= 13-5-2 =17-11-4= 16-4-2 = 17-7-1 =15-11-3= 7-2-1= 16-9-3= 13-4-3= 9一 4 一 3=14-10-3= 14-10-2= 10-7-1 = 16-3-3= 10-6-3= 18-9-3= 18-8-1 =187

2、1 = 19108= 1974= 16132= 15131 = 16-7-6= 8 4 3= 18-5-4= 19-16-2= 13-8-1 = 18-9-6= 15-14-1 = 17-14-2= 9-1-1= 19-6-3= 12-4-2 = 19-10-4= 14-7-3= 11 -5-1 = 18-13-1 = 16-8-7= 18 7一 4= 14 8一 4= 14-7-1 = 17-9-5= 7-2-2= 17-6-3= 14-13-1 = 13-4-1 = 15-8-6= 19-13-3= 13-6-5= 18-7-2 = 16-8-2 = 19-18-1 = 15-5-1 =

3、15-7-1 = 10-4-2 =19106= 1472 = 1481 = 1543= 7-1-1=19-12-2= 15-9-5= 17-5-5= 11 6 4= 8-3-1= 12-4-3= 19-5-2 = 18-8-5= 16-8-6= 14-4-1 = 10-2-2 = 12-6-5= 12-4-2 = 15-5-4= 17-5-3=19-11-3= 18-4-2 = 12-7-2 = 15-11-1 = 17-14-1 = 10-6-1 = 14-7-5= 12-5-2 =19-14-4= 17-13-3= 18 9一 4= 17-11-5= 15-6-5= 19-14-2= 19

4、-5-3= 10-5-4= 10-9-1 = 15-3-1 =1866= 1482 = 19152= 11 -4-2 = 9-3-2= 18-3-2 = 1933= 17-9-4= 14-5-2 = 19-6-2 = 16-6-1 = 19-11-4= 13-8-3= 18-13-2= 15-11-2= 13-6-1 = 11 -7-3= 11 -3-1 = 14 8一 3= 10-3-3= 11 -2-1 = 11 -6-3= 17-9-6= 14-3-1 = 19-11-2= 10-5-1 = 11 -8-2 = 18-14-3= 15-5-3= 15-7-4= 18-7-5= 12-4-

5、4= 6-2-2= 16-9-2 = 19-11-5= 18-8-3= 19-12-4= 11 -6-1 =14 7 4= 18111 = 1965= 1663= 1711 2= 1255= 18-9-5= 17-10-2= 17-6-5= 16-7-4= 9一 8 一 1 = 12-1 -1 = 14-3-2 = 16-5-1 = 12-4-1 = 12-5-4= 16-7-5= 19-12-1 = 15-7-2 = 17-10-5= 18-11-4= 17-9-2 = 13-4-2 =11 - 1 - 1 = 17-6-6= 16-10-4= 16-11-4= 16-6-4=14 4 4=

6、 19-10-3= 18-14-1 = 18-7-6= 18-8-2 = 10-5-3= 15-7-6=9一 4 一 4= 16-8-3=10 4 4=9 4 1 = 1985= 18 6 4= 13 8一 4= 1611 2= 10-3-1 = 11 -3-2 = 12-11-1 = 15-8-1 = 19-7-1 = 11 -7-2 = 18-6-1 = 19-5-5= 18-13-4= 13-5-5= 19-9-3= 17-10-5= 19-10-8= 17-14-1 = 16-4-2 = 12-3-2 = 16-5-4= 16-3-3= 19-12-4= 14 4一 3= 16-6-5

7、= 18-8-7= 10-7-1 = 19-8-5= 15-13-1 = 16-11-4= 18-12-4= 15-7-1 = 19-11-6= 19-6-2 = 12-6-5= 16-13-2= 12-4-4=1792 = 18105= 18 7一 4= 17-5-5= 15-4-4= 19-7-4= 17-12-1 = 17-11-4= 18-13-1 = 11 62 = 15-4-3= 15-6-1 = 18-6-5= 18 8一 4= 17-7-1 =9-3-1= 17-5-3= 10-5-3= 19-9-5= 18-7-3= 15-7-2 = 16-7-6= 13-7-4=19-11

8、-3= 14-7-5= 18-9-3= 15-7-4= 16-5-1 =16-12-2= 12-5-4=16-10-1 = 18-8-2 = 14-7-3= 16-8-6= 13-4-3=16-10-5= 16-8-2 =18-13-4=1686=1255= 18142=16-5-3=16-10-3=1972 =1892 =19-8-3=17-9-3=14 8一 4=12-7-2 =18-11-1 =16-9-2 =17-9-6=18-9-5=17-13-1 =11 -5-1 = 13-8-2 =7-1-1=19-14-1 =13-6-1 =10-2-2 =18-14-1 =13 8一 4=

9、18-6-3=12-9-1 =16-8-3=13-5-2 =12-1 -1 =18-5-1 =18 9一 4= 16-9-3=14-8-1 =14-2-1 =15-5-2 =14-3-1 =16-7-3=14-5-1 =19181 = 1965= 1986= 18-7-7= 16-11-1 = 19143= 15-5-3= 11 -3-3= 19122= 17-10-3= 10-3-3= 17-6-5= 9-3-3= 17-7-5= 9 4 1 = 18 6一 4= 19-14-2= 19-12-1 = 12-7-3= 10-5-4= 17 8一 4= 18-7-6= 19-11-2= 19-

10、13-2= 11 -4-4= 17-9-4= 13 4一 4= 19-5-3= 19-9-4= 19 6 4= 18-4-2 = 19-9-7= 13-5-4= 16-7-4= 13-6-5= 19-11-4= 16-3-1 = 19-10-2=18 9一 8= 1999= 18-9-7= 1366= 18-3-1 = 1854= 13-8-3=14 4 4= 16102= 1752 = 17-10-4= 17-9-7= 15-11-1 = 6-2-2= 17-11-2= 18-8-5= 15-8-1 = 16-8-5= 10-3-1 = 19-6-3= 10-6-3= 19-12-3= 19

11、-10-3= 18-3-2 =19-15-3= 12-3-3=19-7-1 = 15-7-5= 13-3-3= 9-1-1=19-5-5=14 8一 3= 16-6-3= 13-9-3= 15-4-1 = 14-5-2 = 14-10-3= 15-2-1 =1565= 1811 3= 18102= 11 -6-3= 18-7-1 = 1896= 11 -7-2 = 13-5-3= 19-12-6= 19-10-1 = 18-10-3= 17-6-3= 18-7-2 = 18-8-1 = 18-6-2 = 19-5-2 = 19-9-8= 12-6-1 = 10 4 4= 10-6-1 = 16

12、-7-7= 15-9-5= 15-10-1 = 11 -4-2 = 16-5-5= 19-7-4= 15-7-7= 19-6-2 = 17-5-3= 13-5-4=9-3-3= 14-5-1 = 13-3-3= 18-8-2 = 17-9-4= 10-3-2 = 17-5-4=19-12-6=1691 = 1832 = 1232 = 16 9 4= 19142= 13-8-2 =19-11-7= 17-9-6= 1655=19-18-1 = 18-3-1 = 14-6-6= 15-6-1 =19-10-5= 17-11-4= 12-9-1 = 18-9-2 = 17-6-5=15-11-1 =

13、 19-9-4= 17-8-8=16-10-3= 15-7-5=17-13-1 = 18-6-3= 18-7-2 = 17-6-2 =19 8一 8= 19-12-2= 17-5-2 = 19-5-3= 13-5-1 =13-2-2 = 18 7一 4= 19-14-3= 16-10-5= 15-4-2 = 16 6 6=18142= 14 6 4= 18-7-3= 18-8-1 = 1555= 17-2-1 = 18-10-3= 11 -4-2 = 15-7-2 = 17 8一 4= 1793= 16-7-4= 16-8-5= 19-7-6= 17-7-7= 16-10-1 = 12-7-2 = 9 4 1 = 15-4-4= 12-5-3= 16-10-2= 18 6一 4= 1