20以内加减法练习题(每日50题,直接打印版)

1、3 =1 =1 =6 =3 =9 =5 =7 =10 =2 =6 =2017年2月13日1+1 =1+125+11 =20-129-9 =2+121+16 =3+91+19 =9-320-4 =3+102+5 =3+1620-7 =8-116-15 =12+72+15 =4+114+4 =5+153+1 =7+320-11 =7+11星期一 分数：8 +3=16+20 -8=19+9 +1=20-10 +1=11+1 +7=20-14 -8=4+10 +5=20-11 +2=10+19 -2=20-13 +7=10-8 -2=1+15 +1=20 -6=,2017年2月14日 星期二 分数:6

2、 -1 =19 -7 =6+14 =2+1810 -3 =4 +5 =19-14 =19-199 +6 =1 +2 =1+17 =18-110 -4 =8 +5 =19-15 =12-214 -9 =19 -8 =2+1 =7+1020 -19 =7 +4 =19-16 =18-211 +8 =9 +9 =3+11 =6+1312 +2 =19 -11 =16-16 =18-320 -20 =7 -6 =9-4 =4-319 -1 =5 +5 =3+12 =3+1319 -4 =5 +13 =19-17 =13-106 +2 =7 -4 =2+4 =19 -5 =15 -8 =19-18 =2

3、017年2月15日星期三4+10 =8 + 8 =1 + 519 - 3 =18 - 11 =17 - 23+14 =17 + 3 =14 + 218 - 5 =7 + 1 =17 - 315 + 2 =7 + 2 =10 + 614 - 11 =18 - 14 =19 - 1316 + 2 =16 - 10 =17 - 418 - 6 =7 + 9 =17 - 54 + 6 =18 - 17 =17 - 618 - 7 =12 - 6 =5 + 118 - 8 =4 + 8 =5 + 24+11 =18 - 18 =14 - 218 - 9 =17 - 1 =17 - 8分数:17 -121

4、7 -12 =10 =14 =13 =14 +17 -11 =2017年2月16日星期四分数:15 -11 =9 +2 =8+6 =2-12 +8 =16 -1 =3+2 =16-17 -12 =1 +9 =16-8 =6-11 +1 =3 +15 =16-9 =3-17 -13 =16 -2 =2+3 =15-17 -14 =5 +4 =16-11 =7+3 +6 =16 -3 =10-10 =7+3 +7 =20 -9 =6+5 =20-17 -15 =16 -4 =16-12 =15-2 +2 =4 +2 =2+16 =15-1 +10 =16 -5 =16-13 =12-17 -16

5、=16 -6 =1+13 =1+17 -17 =16 -7 =10-8 =1 =14 =4 =2 =1 =7 =8 =16 =2 =3 =12 =3 =2017年2月17星期五分数:11811151414156198849;,+ 18 =- 10 =+ 5 =- 4 =+ 1 =- 3 =- 6 =+ 12 =- 9 =+ 1 =- 7 =+ 14 =+ 10 =14 - 6 =20 - 13 =14 - 10 =11 - 11 =14 + 6 =14 - 12 =10 - 5 =13 - 1 =13 - 2 =13 - 3 =13 - 4 =5 + 6 =5 + 7 =13 - 5 =15

6、- 15 =16 + 4 =13 - 6 =3 + 5 =3 + 8 =13 - 7 =1 + 11 =13 - 8 =13 - 9 =11 + 9 =12 + 1 =13 - 11 =18 - 13 =6 + 8 =15 - 5 =20 - 14 =2 + 6 =13 - 12 =2 + 8 =13 - 13 =6 - 3 =12 - 3 =12 - 4 =2017年2月18日星期六分数：5 + 3 =11 - 1 =5+ 9 =4 +12 - 5 =15 - 12 =11-8 =20 -15 + 5 =7 + 13 =13+ 6 =4 +8 - 8 =11 - 2 =11-9 =19 -1

7、6 + 1 =9 + 4 =15-7 =9 +14 - 4 =11 - 3 =11-6 =2 +12 - 7 =15 + 3 =11+ 7 =15 -12 - 8 =19 - 6 =12-11 =14 -6 + 1 =11 - 4 =15-9 =6 +12 - 9 =8 + 10 =6-2 =14 -1 + 8 =11 - 5 =3+ 3 =8 +12 - 10 =9 + 11 =3+ 4 =7 + 6 =11 - 7 =15-10 =3 =15 =4 =10 =5 =17 =13 =1 =9 =5 =12 =,2017年2月19日星期日分数:11 -10 =9+7 =8-4 =7-510 -

8、1 =9+8 =10+2 =6+413 +2 =2+7 =8-5 =14-1310 -6 =9-5 =6+7 =2+912 +6 =13+4 =6+10 =7-78 -3 =9-6 =8-6 =8+1110 +10 =1+14 =4+13 =18-1610 -9 =1+15 =7-1 =2+109 -1 =9-7 =7-2 =20-210 +3 =1+4 =2+14 =6-59 -2 =9-8 =18+1 =10+96 +6 =5+8 =7-3 =6 +11 =5+12 =5+10 =2017年2月20日星期一6 -6 =13 +5 =4 -28 +4 =5 -4 =10 +413 +3 =14 +5 =4 -45 -1 =5 -5 =3 +178 +2 =4 +7 =18 -124 +15 =14 -14 =3 -120 -18 =17 +1 =12 +35 -2 =4 -1 =3 -314 -7 =9 +3 =17 +218 +2 =12 -1 =