100 以内的加减法(1) 59-33-12= 74-62-10= 71-36-10= 94-54-15= 68-38-7= 32-4-3= 45-22-11= 88-45-28= 89-33-3= 61-44-6= 77-54-14= 74-17-6= 57-33-1= 76-71-3= 91-49-36= 89-60-13= 32-29-1= 84-66-17= 81-60-13= 49-38-5= 87+8+3= 22+46+25= 85+9+5= 80+14+1= 79+4+4= 45+24+22= 34+41+17= 98+1+1= 12+31+30= 90+7+1= 17+34+44= 38+52+5= 2+97+1= 43+5+12= 27+63+7= 63+17+19= 72+22+4= 55+9+20= 90+4+5= 27+21+24= 69+16+14= 3+83+13= 67+10+18= 84+15+1= 68+17+1= 3+36+20= 18+37+13= 98+1-12= 95+2+2= 11+24+58= 73+23+2= 79+7+6= 14+19+27= 71+17+5= 19+71+8= 30+51-13= 66-33+18= 17+56-38= 5+74-49= 56+40-62= 65-26+20= 62-61+30= 56+41-52= 32+37-3= 81-35+29= 99-79+6= 80-33+16= 69+30-88= 52+47-87= 49+11-8= 26+24+33= 63+35-86= 34-19-12= 64-61-2= 81-14+74= 29-13+66= 17+24+45= 95-88+40= 57+4-28= 83-63-10= 15+77+2= 28-19-2= 26+5-1= 58+21+16