50以內(nèi)加減法

1、50 以內(nèi)口算練習(xí)一班級(jí)時(shí)間26 + 9 =35+ 8=17+ 13=16+ 16=29+ 15=37 + 9 =8+ 28=15+ 8=44- 9=37- 26=14 + 7 =19+24=26+ 18=19+ 7=27+ 18=29 + 8 =4+ 16=45+ 3=6+ 38=47- 5=43 + 7 =26+ 8=19+ 26=42+ 8=36+ 9=34 - 6 =25+ 7=34+ 7=27+ 9=15- 8=16 + 9 =28+14=19+ 28=18+ 5=29+ 11=36 - 7 =33-17=27+ 4=28+ 3=37- 6=49 18 =18+15=29+ 15=8

2、+16=17+ 14=8+ 32 =24+ 7=33+ 9=42- 18=35+ 8=33 + 5 =43- 26=26+ 9=19+ 5=43- 8=24 + 6 =9+ 19=28+ 7=14+ 17=16+ 33=32- 9=49-33=18+ 23=35+ 7=5+ 36 =6+ 28=9+ 20=7+ 40 =5+ 45=40+ 9=10+ 16=19+5=10+ 40=6+ 20=38+ 5=41 - 6=7+ 25=6+ 35 =16+ 28=41 + 6=28+ 5=30+ 6=18+ 5=37+ 9=25+ 7=6+ 28=40+ 7=15+ 9=9+ 24=27+ 18=1

3、6+ 15=14+29=35+ 7=27+ 7=8+ 40 =15+ 23=42+ 7=46+ 4=27+ 14=35+ 6=50 以內(nèi)口算練習(xí)二班級(jí)時(shí)間43 - 6 =38 29 =41 37 =26+19=19+5=32 19 =33 6 =44 25 =25 6=48 9=22 9 =12 + 28 =41 39=42+ 8=25+19=26 4 =37 + 9 =46 37=20+17=31 15=42 18 =17+18 =3811=4718=2718=35 7 =40 4 =14+ 26=3619=14+ 24=15 + 25 =36 18 =44 7=22+18=14+ 18=1

4、8 + 26 =34 10 =18+18=34 9=4012=7+ 25 =34 4 =11+39=31 16=5018=17 + 12 =35 8 =16+13=25+ 8=24+ 15=9+ 22 =8 + 24 =27+ 15=6+ 26=35+ 6=50 49 =40 18 =32 7=3016=33 25=9+ 14 =27 + 18 =17+27=16+ 5=25+17=32 19 =26 18 =50 27=4016=4515=19 + 16 =28 + 8 =27+ 16=36+ 8=35+ 8=26 19 =31 18 =43 27=5016=2215=9+ 28 =15 +

5、 18 =17+24=16+19=5+ 29 =43 19 =23 8 =14+ 17=3216=24 15=9+ 30 =29 + 18 =17+28=36+ 7=4+ 29=33 19 =42 8 =26 17=3316=35 5=50 以內(nèi)口算練習(xí)三班級(jí)時(shí)間24 19 =35 18 =47 10 =42 3=30 24=29 13 =42 14 =13 4 =112=14 10=24 + 18 =25 + 17 =32+ 9=7+ 25=18+26=44 6 =32 15 =41 25=33 28=35 26=7+ 17 =9 + 29 =39+ 6=8+ 25=38+ 9=21 15

6、=42 36 =34 19=46 9=45 8=40 + 7 =16 + 16 =18+18=19+30=17+27=14 8 =25 6 =46 9=2718=48 29=9+ 19 =7 + 25 =8+ 36=5+ 39=43 8=17 10 =36 10 =46 20=36 30=46 40=10 + 40 =10 + 20 =10+30=19+24=17+25=20 10 =29 1 =39 2=49 3=4914=28 15 =30 16 =38 27=48 38=28 9=27 15 =37 26 =47 7=37 28=2719=26 2 =16 3 =36 4=46 5=36

7、 6=16 10 =35 1 =45 20=35 30=25 4=20 + 7 =22 + 8 =24+ 9=25+10=28+11=15 10 =44 18 =40 22=34 3=24 4=12 + 16 =13 + 17 =31 + 18=21 + 19=25+ 20=23 15 =39 26 =40 17=4918=49 29=50 以內(nèi)口算練習(xí)四班級(jí)時(shí)間20 + 12 =22 + 13 =24+ 14=25+15=26+16=25 - 5 =35 6 =45 27=3518=25 9=48 10 =47 18 =27 20=37 30=3714=23 + 17 =32 + 18 =4

8、3+ 3=43+ 4=43+ 5=49 10 =38 12 =48 28=38 33=28 4=30 + 16 =33 + 17 =44+ 4=24+15=40+ 6=33 25 =23 16 =43 17=3018=32 9=43 + 7 =42 + 8 =24+ 9=34+10=24+ 11 =43 10 =32 11 =42 20=42 40=32 5=34 + 12 =24 + 13 =14+ 14=24+15=14+ 16=41 12 =31 2 =41 30=31 24=21 5=40 26 =25 + 7 =24+ 17=27+19=45 28=25 9 =33 14 =42 1

9、7=31 6=4315=26 + 9 =18 + 14 =28+15=9+ 31 =41 27=31 19 =32 8 =46 7=33 6=3515=26 7 =33 27 =27+ 14=18+13=3716=10 + 26 =9 + 25 =41 37=26+10=8+ 25=19 8 =28 + 5 =29+15=18+16=17+14=28 + 2 =34+ 7=23+19=32 8=25+18=16 9 =33+ 6=43 27=35 6=4215=50 以內(nèi)口算練習(xí)五班級(jí)時(shí)間13 + 25 =33 16 =36 + 9 =19+15=30 28=40 + 6 =19 + 9 =3

10、8 + 7 =29 7=16+33=43 19 =35 18 =26 + 5 =4213=31 14=45 19 =39 32 =46 + 3 =25+17=35+ 6=33 19 =43 28 =30+ 4=42 26=44 35=36 + 8 =46 28 =27+ 4=35+ 5=34+ 9=44 6 =7 + 32 =47 10=26+ 8=19+16=28 + 5 =31 3 =18+25=27+ 9=15+27=32 18 =29 + 2 =45 27=34 26=31 15=41 19 =35 8 =3710=42 34=41 28=21 13 =32 14 =29+ 8=31

11、+ 12=34 10=39 15 =49 26 =40+ 7=37 8=39 29=18 10 =17 1 =172=173=174=20 + 17 =22 + 18 =30+13=13+24=23+15=19 10 =28 10 =28 23=48 30=38 24=31 + 16 =32 + 17 =46+ 4=14+25=34 6=23 5 =33 + 16 =43 27=4318=35 29=4+ 27 =24 + 8 =24+ 9=34+10=14+ 11 =33 10 =42 13 =32 23=32 24=42 24=34 + 12 =24 + 13 =14+ 18=24+15=

12、34+ 16=50 以內(nèi)口算練習(xí)六班級(jí)時(shí)間43 26 =28 19 =31 17 =33+ 9=17+ 25=27 19 =43 26 =44 15 =35 6=48 19=32 9 =42 + 8 =31 9=44 - 28 =15+ 19=36 14 =27 + 9 =46 27=23+ 17=31 5=42 18 =37 18 =38 21 =47 28=37 18=35 17 =30 14 =34+ 6=36 29=14+ 34=15 + 25 =36 18 =34 17=42+ 8=14+ 18=28 + 6 =34 10 =28+ 18=34 19=35 12=7+ 25 =44

13、24 =16+ 29=31 16=46 8=17 + 13 =45 18 =26+ 30=25+ 18=26+ 15=34 18 =45 17 =35+ 6=42 18=44 18=38 19 =49 18 =37 29=34+ 12=46 18=29 + 14 =27 + 18 =17+ 17=26+ 15=25+ 17=22 19 =36 18 =45 27=44 26=31 25=19 + 16 =18 + 18 =27+ 16=26+ 18=25+ 8=46 19 =21 8 =3317=45 36=32 15=19 + 18 =25 + 18 =17+ 14=36+ 9=15+ 19

14、=43 19 =33 18 =40 27=32 16=34 15=19 + 13 =19 + 18 =17+ 18=16+ 17=24+ 19=31 19 =42 18 =46 37=43 26=45 25=50 以內(nèi)口算練習(xí)七班級(jí)時(shí)間24 19 =25 8=47 13=32 30=41 40=31 23 =42 34=3314=31 12=44 30=24 + 8 =25+ 7=32+ 9=27+15=18+26=44 16 =32 5=41 25=33 28=3516=17 + 17 =19+29=19+26=18+25=28+19=21 5 =3216=44 19=36 29=35 28

15、=41 + 7 =16+16=23+18=29+13=17+27=34 18 =45 36=46 29=4718=3819=9+ 19 =17+15=18+26=25+19=43 38=37 10 =3617=36 28=36 35=26 14=18 + 11 =21 + 12=31 + 13=30+14=21 + 15=20 10 =3910=29 20=2913=49 48=31 23=2513=2815=44 38=2518=3015=31 17=32 27=41 29=50 22=3218=23 7=25+ 17=3014=43 35=3318=18+8=3019=188=34 26=

16、30 9=4537=31 4=43 37=39+ 3=31 18=24+ 18=3013=3415=38 29=4216=42+ 2=33 12=3318=34 19=31 18=4219=3015=3019=45 37=50 以內(nèi)口算練習(xí)八班級(jí)時(shí)間42 16 =32 17 =41 13 =45 36=44 26=34 18 =44 26 =31 18 =40 25=38+ 3=45 17 =25 + 19 =40 20=31 3=40+ 8=31 17 =27 + 16 =3518=4015=45 30=42 17 =41 22 =32+15=3218=25+14=43 7 =37 19 =

17、20+13=3819=18+16=33 18 =42 18 =42 25=14+18=31 15=31 14 =25 + 19 =46 19=3618=4014=33 16 =31 16 =40 36=25+16=3314=28 + 6 =37 8 =44 25=28+15=43 9=31 9 =45 40 =3016=2314=34 7=45 26 =36 19 =39 36=47 45=40+ 8=40 19 =28 6 =28+ 9=3217=42 25=37 19 =33 24 =36 18=23+18=4016=31 15 =40 4 =35+ 4=49 6=41 25=33 16

18、=41 16 =5019=31 18=32 30=41 19 =30 17 =33 12=32+ 8=17+16=46 38 =30 15 =29 16=3718=31 + 8=42 24 =32 16 =3315=18+23=42 35=45 19 =19 + 16 =50 15=2819=27+19=50 以內(nèi)口算練習(xí)九班級(jí)時(shí)間35 23 =40 24=43 25=31 27=40 29=47 39 =32+19=28 13=3216=3710=33 14 =2517=3016=3311=26 9=34 16 =4815=3215=3015=3912=40 8 =4213=20 8=281

19、9=30 8=28 + 9 =3518=35+ 4=3016=37 28=41 7=3213=42 36=32 24=32 5=11+27=2419=28 9=39 4=3015=3819=34 9=25 8=42 23=3215=31 17=3619=27 8=31 16=41 26=3314=37 8=28 19=26 9=34 9=43 24=35 7=3016=30 25=36 29=24 5=2415=3215=31 24=3519=21 7=30 5=38 9=3317=24 9=35 8=32 21 =22 13=3215=21 17=40 9=4610=37 8=501=34

20、6=41 6=36 24=26 17=32+13=33 6=37 8=48 9=44 5=3715=34 29=41 39=33 24=35 7=40 26=23+ 8=3619=31 24=32 28=31 19=41 35=50 以內(nèi)口算練習(xí)十班級(jí)時(shí)間32 18 =2215=30 25=4019=50 28=33 26 =3223=40 18=33+15=4018=41 24 =3518=16+18=31 19=50 36=37 30 =4228=30 23=16+27=3317=46 7 =3322=32 17=22+16=3314=50 31 =3425=33+15=47 25=371

21、9=42 6 =31 7=34 6=24 9=50 9=46 28 =3719=34 16=35+14=47+ 2=40 27 =3923=31 28=46 39=45 27=42 29 =21 5=45 26=21 18=22 7=44 38 =3618=23 8=3018=21 9=35 17 =3419=34 17=31 16=23+ 27=29 + 2 =23+ 8=41 25=3618=4214=26 + 5 =4325=33+ 9=24+17=29+19=38 9 =4516=37 27=25+17=41 22=27+17=31 13=24+ 18=35 27=42 36=6+ 3

22、8=9+ 26=34 18=32+13=41 24=36 28=15+8=22+ 19=3518=35 30=6+ 40=6+ 27=29+18=35 6=33+ 9=34 9=18+27=25+16=3617=39 9=50 以內(nèi)口算練習(xí)十班級(jí)時(shí)間33 27 =44 19 =19+25=4218=3517=28 + 19 =35 19 =30+16=17+18=38+ 3=27 + 15 =47 18 =29+ 14=43 29=27+16=32 19 =19 + 26 =18+25=27+14=3618=28 + 16 =29 + 9 =34 17=40+ 5=3818=34 19 =48

23、 9 =8+ 38=23+19=31 17=26 + 17 =34 12 =41 30=35+ 6=4518=26 + 16 =31 12=46 29=40+ 8=46 28=45 17 =3317=42 18=37+ 4=3617=35 18 =41 27=43 29=18+25=30+13=19 + 23 =4427=17+18=4318=39+ 5=46 29 =29+14=25+18=47 28=19+26=38 + 6 =2418=47 9=2213=3518=43 40 =38 24=12+30=46 28=37+ 5=26 + 16 =4529=6+ 35 =42 24=36+ 7=26 18 =3516=32 16=34 25=48 29=29 + 13 =22 5=3