小学一年级50以内加减法口算练习.pdf
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24-23= 41-13= 18+ 2=
14+32= 10+33= 9+35=
23- 8= 4+35= 39+ 3=
17- 2= 25+23= 6+33=
18+32= 45-21= 36+11=
15+32= 29-26= 26+11=
36-23= 33-32= 19+22=
30-12= 7+36= 32- 3=
43-29= 39-26= 28-20=
20- 7= 10+40= 15- 1=
21+11= 37+ 3= 15- 6=
33-13= 37- 2= 50-45=
45- 7= 24- 6= 32- 7=
17+27= 46-41= 19- 3=
45- 9= 22+12= 48- 6=
11+29= 10+23= 25- 9=
42-31= 33+ 8= 30-15=
15+31= 26+13= 18+27=
23+ 2= 32- 7= 1+13=
34+ 5= 22+ 6= 21+26=
26+14= 26-25= 17+ 3=
13+ 8= 48- 4= 26-22=
40- 2= 27+23= 8+18=
26-10= 35+ 3= 29-12=
32-30= 6+32= 33- 7=
5+31= 47-40= 36- 2=
25-13= 15+33= 20-13=
47-32= 17+ 8=
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