20以內加減法練習(

1、5+9=4 + 12 =11+ 2 =13+ 2 =3 + 1 =5 + 4 =19- 13 =4 - 3 =1 + 14 =6 - 5 =13+ 1 =16+ 2 =16- 4 =11+ 1 =2 + 6 =19- 18 =2 + 11 =17- 1 =1+5+9=9+5-1=18- 5 =17- 11 =13+ 6 =17- 5 =11+ 1 =3+ 4 =7 +10 =9 - 0 =18+ 1 =6 +10 =4- 0 =18- 12 =17- 17 =10+ 2 =12+ 3 =12+ 5 =10- 10 =9 - 0 =15- 0-5 =4+ 1-3 =16 +2=2 + 2 =13

2、- 12 =4 + 12 =17- 1 =13+ 4 =6 - 5 =15- 13 =14+ 1 =16+ 2 =12+ 12 =0 + 0 =0 + 17 =7 - 2 =1+ 14 =5+ 14 =11- 10 =11+ 4 =10+ 4+6 =17- 15+315- 3=14- 3 =11- 1 =3 - 1 =13- 2 =12- 0 =11+ 0 =13- 10 =15+ 4 =11+ 5 =13+ 5 =10+ 7 =0 + 1 =19- 14 =11+ 1 =3+ 4 =16- 10 =5- 4 +10=9- 4 +5=16- 1 =16- 4 =14+ 2 =4 +12 =14

3、+ 1 =10+ 8 =9 - 8 =11+ 5 =16+ 1 =17- 12 =1 +17 =19- 5 =7 - 3 =12+ 4 =18- 13 =12+ 7 =1 +12 =11+ 1 =17- 10 +3=16- 14+3=18- 2 =2 2=7 -3=6-0=7 11=18- 15=13 3=8 -6=0 18=103=19- 5=1811=170=2-2=1 7=10 1=6 3=131=5 14=110=2 15=7 1=0 10=6-1=2 6=19- 5=1110=113=5 10=12- 10=12-11=0 11=5 10=5-5=19- 11=3 3=1713=2

4、2=3 11=10 3=18- 4=17 3=1 -0=9-5=19-8=19- 10=8 0=17-1=13- 10=170=16- 16=5 3=9 -8=7-3=2 -2=0 19=14 2=5 -3=04=9 -8=14 - 4=1714=16- 14=3 12=3 -0=6 - 0=1915=18 -2=12 6=109=12 1=14 5=1 3=2 10=8 10=9 -1 =10 8=2 -1=9-1=9 -5=1 13 =1 8=126=9-3=8 -2=1 8 =1711=11-10=7-6=19-3=18-7 =15- 11+2 =7- 4 +8=16- 14+9 =5-

5、 2 +5=18- 13 +3=8- 6+6=15- 2 +5=16- 13+7 =3 11+6 =18- 16 +9=17 2=2 + 3=14+0=13+ 0 =0 1=18 12=188=0 + 1 =1211=4 +11=12+7=3 +13 =14 5=19 1=14+1=3 +12 =12 4=17 11=5 +3=17 11 =6 10=17 16=181=2 + 3 =6 12=12 10=5 +10=3 + 6 =1714=11+ 1=19 17=4 + 5 =5 3=19 19=4 +3=7 + 1 =4 3=3 + 1=4 2=1 + 7 =13 1=15 3=7 1=1

6、2+ 2 =1 10=7 +10=15 10=18 6 =15 1=19 7=8 4=6 2 =1 7=3 2=183=16 14 =1 18=13 0=150=19 19 =17 0=16 4=2 2=12 12 =19 4=11+ 2=3 +15=3 0 =0 9=4 +10=0 +11=4 0 =4 3=0 + 5=9 0=19 18 =17 2=16+ 1=12 10=9 1 =1 7=10+ 8=5 +2=17 6 =18 8=3 0=0 0=19 1 =11 10+9 =12 10 +6=7 3+6 =12 11+9 =15- 12+8=15 11+7 =6 + 10-5 =1 +

7、 13+4 =4 + 3+3 =3 + 14+2 =2 +13 +1=18 2+8 =8 4 =10+ 2 =13 3 =15 1 =16+ 2 =1 + 2 =17 16 =18 17 =6 5 =16+ 1 =7 1 =1 + 2 =15 11 =9 1 =19+ 0 =4 + 2 =7 + 1 =10+ 10 =2 +10 =15 13 =6 0 = 13+ 4 =18 6+9 =9 0+5 =14 2-1 =6 2 =7 4 =1 +12 =16 2 =10+ 7 =14+ 3 =1 + 2 =12+ 3 =6 + 2 =4 +15 =15 1 =12+ 3 =19 18 =2 +14

8、 =1 +18 =16 15 =5 2 =6 1 =0 + 4 =5 +14 =8 0 =0 + 0 =18 4+8 =8 0+4 =18 6 -2=15+ 1 =15 11 =4 +15 =10+ 3 =2 + 5 =11+ 8 =5 +14 =17 15 =16+ 3 =2 + 3 =17 6 =16 1 = 11+ 6 =8 4 =7 1 =1 1 =2 + 4 =1 + 0 =18 15 =3 + 0 =12+ 7 =19 8 =1 + 16 +7=9 2+3 =19 14-3 =19 7 =8 +10 =2 + 4 =1 +14 =2 + 6 =1 + 1 =12+ 4 =6 1 =

9、1 +14 =18 13 =3 +15 =5 +12 =11+ 2 =6 2 =1 +16 =17 16 =19 17 =1 +11 =12 1 =1 +15 =15 11 =13+ 5 =1 + 13+6 =2 + 10+2 =12 2 -4=0 +17 =19- 19 =16- 3 =12+ 5 =6 + 1 =14- 10 =6 - 1 =18- 2 =19- 1 =16- 14 =17- 14 =1 +14 =2 + 6 =19- 5 =3 +13 =10+ 6 =2 +15 =2 +17 =15- 15 =14- 12 =1 +15 =1 + 8 =3 + 2+10 =13- 12+

10、6 =18- 4 +10 =10+ 6 =1 +14 =18- 4 =10+ 3 =9 - 5 =16- 6 =15- 5 =19- 13 =16- 14 =2 +12 =17+ 2 =16- 11 =7 + 2 =6 - 5 =17- 5 =0 +16 =2 +12 =10- 10 =12- 1 =15- 2 =0 +11 =15+ 0 =6 - 1+9 =1 + 3+5 =13- 11+8 =5 + 4 =3 +13 =7 +11 =5 - 1 =4 + 1 =13- 10 =5 + 3 =11+ 5 =15- 4 =11+ 3 =4 +14 =12- 10 =14- 10 =15- 5

11、=4 - 1 =16- 2 =16- 2 =19- 7 =0 +11 =11+ 0 =0 + 9 =5 + 0 =5 + 0+8 =9 + 0 +4=9 - 7+9 =18- 6 =17- 5 =16- 13 =5 + 1 =9 - 9 =3 +14 =15+ 4 =5 + 3 =19- 8 =19- 5 =13- 3 =19- 8 =9 - 6 =4 +12 =5 - 2 =19- 1 =18- 16 =14- 13 =7 +11 =1 + 2 =17- 10 =14+ 0 =16- 1+7 =8 - 7+9 =18- 4 +7=2 + 5 =10+ 5=3 +11=15- 14 =17-

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

13、=19- 3=11+ 8 =1 + 4 =18- 3=1 + 7=19- 4 =14+ 3 =3 +16=15- 12=4 - 3 =2 + 5 =10+ 8=8 - 4=6 - 2 =4 + 4 =18- 1=8 - 8=15+ 2 =14+ 3 =5 + 3=10+ 7=17- 3 =12+ 7 =10+ 3=16- 0=3 +16 =15- 14 =14- 2=9 +10=15- 12 =5 - 3 =2 +13=18+ 0=18- 3 =8 + 0 =1 - 0=19- 19=6 - 1 =6 - 3+7 =11 - 1+9 =13- 11+8 =1 + 4 -5=16- 2-4 =1

14、4- 10 +7=14- 13+9 =11+ 2-1 =11 - 0 +9=13- 10+10 =14- 2 +3=16+ 2+118-( ) = 910 + ( ) = 1615- 12 =10+ 2 =11+ 1 =6 + 2 =2 +13 =1 +12 =18+ 1 =1 +14 =17- 15 =7 - 1 =1 +15 =3 - 0 =3 +13 =5 +12 =1 +13 =2 +10 =17- 5 =8 - 7 =8 + 0 =6 - 1 =5 - 0+5 =9 +10-5 =11+ 7-8 =10+ ( ) = 12()-3 = 1619- 18 =17- 3 =13- 10

15、=12- 2 =13+ 4 =9 - 1 =12- 12 =19- 10 =2 + 3 =19- 1 =19- 18 =7 - 0 =0 +10 =19- 18 =11+ 8 =0 + 5 =0 +18 =13+ 0 =3 + 6 =2 + 3 =3 - 0+9 =14- 11+10 =16- 0+10 =15- ()=34 +( ) = 719- 18 =7 - 3 =8 - 4 =17- 6 =5 + 2 =2 + 1 =15- 2 =19- 12 =16- 16 =1 + 4 =19- 18 =7 - 1 =11+ 0 =15- 10 =12+ 3 =12+ 1 =18- 14 =2 +

16、 2 =4 +12 =17+ 2 =11+ 5+4 =8 + 0 +8=5 + 3+8 =()+16 =1718- () = 16 +12 =2 +11 =6 - 2 =1 + 2 =19- 5 =11+ 4 =7 +12 =4 - 1 =1 - 0 =2 + 2 =17- 1 =12- 11 =8 - 6 =17- 1 =16- 1 =9 - 5 =17- 6 =5 + 2 =9 - 5 =3 +13 =0 + 4+16 =3 + 10 +2=0 + 11+4 =12- 2 =15- 1=6 -5=4 - 4 =19- 4 =19- 15=9 -8=3 + 6 =18- 5 =8 +11=5

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

18、+12 =11-10=1 +12=7 +10 =12+ 2 =16- 11=7 -7=5 +12 =2 +16 =7 - 3=14-1=11+ 2 =5 - 3 =16- 3=12+1=9 - 5 =2 - 2 =4 + 3=2 +1=11+ 4 =18- 11 =10+ 7=15- 12=1 +16 =1 +16 =5 - 5=3 +3=10+ 6 =18- 12+6 =0 + 1+19 =2 + 3-1 =7 7 +10 =7-0 5 =19 9 +5=4 - 1 +7=1 + 10-6 =17- 4 -2=12- 1+9 =15- 5-3 =11+ 2+7 =161=6 2=161=11

19、+7=163=5 5=18+0=7 +11=5 12=132=2 +6=8 4=163=1 +13=4 0=7 2=1810=175=8 3=0 +11=9 0=166=160=2 +4=133=4 0=3 +2=16 12=174=0 +16=2 2=4 +3=104=8 2=3 +11=2 +6=113=195=2 +11=11+3=1010=16 14=9 4=4 +3=5 4=7 5=5 +4=5 3=173=174=142=2 +1=153=1 +4=19 17=7 +2=1716=154=1512=14 12=3 3=5 +1=195=18 16=2 6=188=2 +16=8 5=151=7 3=5 2=16 13=143=14+1=132=3 +14=123=10+6=3 +15=132=0 6=19+0=2 +1=11+4=()+ 16 = 1714-()=101 +()= 53 +()=177-()=27 + ()=210()=0()+1=165 + 10-3 =10-2+5 =11+6-5=10+88=1 +11-2 =2 + 10-1 =18