25+19= 28+20=
以内加减法口算练习题(一)
22+11= 38+12= 32+10= 10+29= 48-17= 36+8= 34+9= 30+20=
39-18= 40-17= 25+24=
48-19= 19+22= 37+11= 29-14= 44-20= 20+19= 41+7= 3+40= 10+36= 40+3=
6+24=
38+6=
49-9=
48-11=
20+19= 11+19= 1+36= 1+44=
11+34= 49-8=
1+16= 40+9=
43-21= 44-17= 40+2= 36+6=
37+9= 35+15=
34+11= 36-18= 38-14= 35-6=
34-7= 34+11= 34+4= 30-7= 30+13=
50以内加减法口算练习题(二)
21+18= 21+27= 21+19= 21-11= 19-19=
17+30= 17+33=
19+20= 17+26=
16+40= 16+39= 16-14= 15+34= 15+29=
49-9= 49+1= 48-41=
47-13=
19+28= 11+38= 49-40= 48-19= 48-17= 47-9=
46+3=
48-23= 47+2= 47+0= 46-18= 46-11=
45+1=
45-22=
46+0= 45+4= 45-3= 44+6=
44+1= 44-16= 44-24= 44-30= 44-37= 44-25= 44+3=
43-29= 43+4= 42-37=
50以内加减法口算练习题(三)
41-11= 41-19= 41-0= 41+13= 36+11+1=
42-17= 42+8=
42-0= 42-41=
41+6=
40+10= 40+8= 40-30= 40-21= 40-39= 36-3-12= 39-1= 39+11= 39+5= 38+11= 38+9= 37+0+11= 38-9= 38+5= 37-17= 37-6= 37+12= 37-3-9= 36+9= 36-4= 36+14= 36+11= 35+5= 37+2+8=
37+8= 38-6= 39-19= 41-39= 35+14= 35-19= 35-6= 35+8= 34+14= 34+10= 33+13= 33+17= 33-11= 33-9= 32+11= 32+17= 32-12= 32-21= 32+15= 33+10+2=
50以内加减法口算练习题(四)
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=
50以内加减法口算练习题(五)
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= 14+31= 14+27= 14+24= 14+20= 14+17= 14+15= 14+11= 14+7= 13+36= 13+34= 13+30= 13+28=
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