50以內(nèi)加減法口算練習(xí)題.doc

25+19= 28+20= 39-18= 40-17= 25+24=48-19= 19+22= 37+11= 29-14= 44-20=22+11= 38+12= 20+19= 41+7= 38+6=49-9= 48-11= 32+10= 3+40= 6+24=20+19= 11+19= 11+34= 10+29= 10+36=1+16= 1+36= 1+44= 49-8= 48-17=40+3= 40+9= 43-21= 44-17= 40+2=36+8= 34+11= 36-18= 36+6= 37+9=38-14= 34+9= 34-7= 34+11= 34+4=35+15= 35-6= 30+20= 30-7= 30+13=21+18= 21+27= 21+19= 21-11= 19-19=19+20= 19+28= 17+26= 17+30= 17+33=16+40= 16+39= 16-14= 15+34= 15+29=11+38= 49-40= 49-9= 49+1= 48-41= 48-19= 48-17= 48-23= 47+2= 47+0=47-13= 47-9= 46+3= 46-18= 46-11=46+0= 45+4= 45-3= 45+1= 45-22=44+6= 44+1= 44-16= 44-24= 44-30= 44-37= 44-25= 44+3= 43-29= 43+4=42-17= 42+8= 42-0= 42-41= 42-37= 41+6= 41-11= 41-19= 41-0= 41+13= 41-39= 40+10= 40+8= 40-30= 40-21= 40-39= 39-19= 39-1= 39+11= 39+5=38+11= 38+9= 38-6= 38-9= 38+5=37-17= 37-6= 37+12= 37+8= 37+2+8=37-3-9= 37+0+11= 36+9= 36-4= 36+14=36-3-12= 36+11= 36+11+1= 35+5= 35+14=35-19= 35-6= 35+8= 34+14= 34+10=33+13= 33+17= 33+10+2= 33-11= 33-9=32+11= 32+17= 32-12= 32-21= 32+15=31+18= 31-11= 31+9= 31+19= 31-5= 30+20= 30-19= 30+16= 30+18= 29+21=29-18= 29+11= 29-9= 29+20= 28+22=28-13= 28+17= 28+23= 27+5= 27+19=27-5= 27+14= 27+13= 27+12= 27+14=26-5= 26-3= 26+14= 26+11= 26-2=25+24= 25-11= 25-20= 25+23= 24+18=24-11= 24+11= 24+8= 24+3= 23+23=23+7= 22+19= 22+11= 22+8= 22-7=20+26= 20+17= 20+16= 20-3= 20+29= 19+5= 19+9= 19+13= 19+17= 19+23=19+29= 19+31= 18+12= 18+19= 18+23=18-7= 18+31= 18-17= 17+33= 17+29=17+26= 17+21= 17+17= 17-9= 17-3=16+33= 16+30= 16+29= 16+26= 16+19=16+15= 16+9= 16-10= 16-7= 16-14=15+35= 15+33= 15+29= 15+25= 15+18=15-7= 14+36= 14+33=