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1、 50以内加减法口算练习题 -23-25+19= 28+26= 35-18= 40-17= 25+24= 44-20= 38+6= 56+24=48-19= 19+22= 37+14= 29-14= 22+11= 38+12= 20+19= 41+7= 49-9= 48-11= 32+10= 53+40= 20+19= 11+19= 11+34= 10+29= 10+36= 42-17= 43+27= 37+19=17+16= 55+36= 21+44= 46-18= 40+3= 43+9= 43-21= 44-17= 36+8= 34+11= 36-18= 36+66= 38-14= 34+
2、9= 34-7= 34+11= 34+47= 35+16= 19-19= 17+33=35+15= 35-26= 30+20= 30-17= 26+18= 23+27= 24+19= 21-11= 19+20= 19+28= 17+26= 17+30= 16+40= 16+39= 16-14= 15+34= 15+29= 48-41= 47+16= 46-11=11+38= 40-29= 46-19= 49+23= 48-19= 48-17= 48-23= 47+2= 47-13= 47-9= 46+3= 46-18= 46+15= 45+24= 45-37= 45+18= 45-22= 44
3、-30= 43-28= 42-37=44+17= 44+51= 44-16= 44-24= 44-37= 44-25= 44+37= 43-29= 42-17= 42+58= 42-25= 42-33= 45+6= 41-11= 41-19= 41-18= 41+13= 40-21= 39+5= 38+5=41-39= 40+10= 46+8= 40-30= 40-39= 39-19= 39-18= 39+11= 38+11= 38+9= 32-26= 38-19= 37-17= 37-16= 37+12= 37+48= 37+12-18= 36+17= 38+14= 34+17=37-3-9
4、= 37+20-11= 36+29= 36+14= 36-3-12= 36+11= 36-11+31= 35+35= 35-19= 35-28= 35+28= 34+18= 33+13= 33+17= 33+10+2= 33-11= 33-9= 32+15= 31-5= 29+21=32+11= 32+17= 32-12= 32-21= 31+18= 30-11= 31+9= 31-19= 36+25= 30-19= 36+16= 30+18= 29-18= 29+11= 25-9= 29+20= 28+24= 27+19= 27+14= 26-2=28-13= 28+17= 28+23= 2
5、7+5= 55-15= 27+14= 27+13= 27+12= 21-15= 26-17= 26+14= 26+15= 25+24= 25-16= 25-20= 25+28= 24+18= 23+27= 22-17= 20+29=24-16= 24+48= 24+48= 24+57= 23+57= 22+19= 22+11= 22+28= 28+26= 25+17= 20-16= 20-13= 19+5= 19+19= 19+13= 19+17= 19+23= 18+23= 17+29= 67-33=19+29= 19+31= 18+12= 18+19= 68-27= 18+31= 55-1
6、7= 17+33= 17+26= 17+21= 17+17= 57-29= 16+33= 16+30= 16+29= 16+26= 16+19= 56-17= 15+18= 24+27=16+15= 16+29= 66-18= 46-27= 15+35= 15+33= 15+29= 15+25= 45-27= 14+36= 51-33= 14+31= 14+24= 14+20= 14+17= 14+15= 14+11= 13+28= 25+24= 44-20=14+7= 13+36= 13+34= 13+30= 25+19= 28+20= 39-18= 40-17= 48-19= 19+22= 37+11= 29-14=22+11= 38+12= 20+19= 41+7=38+6= 6+24= 10+36= 48-17=49-9= 48-11= 32+10= 3+40=20+19= 11+19= 11+34= 10+29=1+16= 1+36= 1+44= 49-8=47-10= 42-3= 30-24= 36-18=17-9= 14-10= 1826= 35-26=29-13= 42-14= 23-14= 11-2=2418= 2517= 329= 72
