三十以内加减法练习题

26-12= 21-17= 28-25= 12-8= 16-9= 12-7= 21-5= 21-14= 12+18= 29-15= 26-14= 7+9= 20-12= 7+5= 22-14= 12+13= 13-6= 14-6= 20-2= 22-8= 17-9= 27-16= 12+12= 12+14= 30-4= 12+17= 20-13= 29-28= 24-7= 21-6= 21-4= 25-17= 30-6= 13+16= 23-12= 26-13= 23-20= 20-3= 11-2= 22-7= 27-20= 15+15= 30-9= 20-8= 26-17= 9+15= 9-3= 29-11= 27-22= 11-3= 26-18= 24-10= 12-4= 23-5= 27-14= 28-21= 27-12= 20-14= 29-26= 8+20= 26-25= 13-5= 28-13= 29-13= 22-15= 22-18= 30-19= 28-20= 27-17= 7+8= 27-10= 11+16= 15-7= 13+13= 22-17= 29-12=

22-3= 14+14= 27-11= 12-3= 11+18= 22-5= 25-10= 29-17= 8+19= 14+15= 22-6= 25-23= 20-15= 26-8= 11-7= 23-21= 23-8= 29-22= 30-23= 12+15= 18-9= 20-18= 30-24= 21-16= 24-13= 29-16= 13+14= 28-11= 25-8= 30-1= 20-5= 24-16= 28-12= 23-19= 26-20= 21-7= 23-9= 25-22= 28-22= 30-29= 22-20= 30-17= 13-4= 26-23= 19-10= 27-26= 22-19= 20-19= 22-11= 28-9= 30-28= 21-3= 29-27= 26-19= 23-11= 11-5= 24-11= 30-11= 24-15= 23-6= 8+9= 28-14= 26-9= 16-8= 30-18= 13-7= 27-13= 20-17= 27-19= 25-11= 30-16= 25-12= 22-12= 21-11= 27-18= 24-19=

25-13= 26-16= 9-4= 9-5= 23-15= 28-24= 30-15= 22-21= 12-9= 11+17= 27-21= 25-6= 30-7= 24-18= 28-16= 25-24= 30-13= 27-25= 11+11= 11-6= 30-14= 28-17= 22-10= 15-9= 24-6= 29-25= 20-4= 16-7= 14-7= 25-14= 9+8= 25-16= 11+12= 24-20= 8+21= 30-12= 25-15= 9+9= 20-9= 25-9= 14-8= 11+13= 14+16= 23-14= 29-21= 29-19= 20-11= 25-7= 27-24= 9+16= 21-13= 21-15= 26-15= 11-9= 25-21= 28-23= 27-9= 21-19= 9+17= 30-2= 23-7= 30-27= 18+9= 29-14= 11-4= 23-10= 8+22= 23-18= 21-8= 20-16= 30-20= 25-18= 28-15= 24-8= 21-9= 12+16= 23-13= 24-9= 5+3= 30-8=

29-23= 13+15= 29-24= 22-4= 30-21= 30-10= 25-19= 21-17= 22-13= 13+17= 24-14= 12-7= 21-18= 14-9= 22-9= 29-15= 23-4= 15-6= 30-3= 7+5= 22-16= 26-22= 20-1= 14-6= 30-26= 24-21= 12-6= 27-16= 24-17= 29-20= 12-5= 12+17= 11+14= 13-9= 28-27= 21-6= 24-23= 14-5= 30-25= 13+16= 28-18= 11+19= 25-20= 20-3= 15-8= 28-26= 30-5= 15+15= 13-8= 29-10= 23-16= 9+15= 27-23= 6+4= 26-10= 11-3= 26-11= 24-12= 11-8= 23-5= 11+15= 17-8= 26-7= 20-14= 28-19= 23-17= 26-21= 13-5= 26-24= 20-7= 6+5= 22-18= 27-15= 23-22= 27-8= 7+8= 20-6= 24-5= 21-2= 13+13=

29-22=

26-12= 21-17= 25-22= 12-8= 16-9= 12-7= 21-5= 21-14= 12+18= 29-15= 26-14= 7+9= 20-12= 7+5= 22-14= 12+13= 13-6= 14-6= 20-2= 22-8= 17-9= 27-16= 12+12= 12+14= 30-4= 12+17= 20-13= 29-28= 24-7= 21-6= 21-4= 25-17= 30-6= 13+16= 23-12= 26-13= 23-20= 20-3= 11-2= 22-7= 27-20= 15+15= 30-9= 20-8= 26-17= 9+15= 9-3= 29-11= 27-22= 11-3= 26-18= 24-10= 12-4= 23-5= 27-14= 28-21= 27-12= 20-14= 29-26= 8+20= 26-25= 13-5= 28-13= 29-13= 22-15= 22-18= 30-19= 28-20= 27-17= 7+8= 27-10= 11+16= 15-7= 13+13= 22-17= 29-12= 17-4= 29-18= 21-10= 21-20=