一年级50以内加减法口算1000道练习题
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：时间：50题答对题6 +27 = 35 -15 = 10 + 7 = 38 - 30 = 44 -23 =
10+35 = 9 + 15 = 47 - 45 = 17 + 11 = 23 -14 =
47-43 = 42 - 9 = 27 + 2 = 18 + 5 = 20 - 7 =
1 +18 = 26 +23 = 49 - 17 = 35 - 34 = 16 - 9 =
32-12 = 9 +26 = 46 - 23 = 26 - 0 = 2 +17 =
30-26 = 26 -16 = 21 - 16 = 18 +21 = 34+ 3 =
16+ 8 = 11+22 = 6 + 30 = 24 - 23 = 23 +15 =
20+25 = 14- 2 = 2 + 27 = 22 + 9 = 33+15 =
30-27 = 36 -33 = 40 - 7 = 0 + 39 = 35-25 =
43-33 = 29 -27 = 3 + 42 = 38 - 24 = 10+34 =
：时间：50题答对题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=
：时间：50题答对题
21+16= 37-11= 41-19= 41-11= 27+12= 41-39= 40+10= 16+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+15= 35+5= 35+14= 35-19= 35-6= 35+8= 34+14= 34+10= 33+13= 33+17= 33+13= 33-11= 33-9=
32+11= 32+17= 32-12= 32-21= 32+15=
：时间：50题答对题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=
：时间：50题答对题
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=
：时间：50题答对题5 +17 = 26+ 3 = 43-37 = 9 +38 = 6 +19 =
33-31 = 24- 1 = 17+31 = 42+ 0 = 34-11 =
33-17 = 45-16 = 44-22 = 16- 7 = 6 +16 =
29-14 = 34-19 = 32-14 = 28+21 = 46-39 =
27-18 = 1 +14 = 24+ 7 = 1 +38 = 27+ 4 =
21-18 = 46-36 = 40-18 = 40-19 = 42- 5 =
3 +38 = 44-40 = 36-35 = 27-18 = 12- 8 =
45-29 = 35+12 = 34+ 3 = 46-43 = 29+19 =
44-13 = 40-19 = 10+14 = 23+22 = 20-14 =
44- 5 = 24+19 = 24+12 = 28+ 7 = 38- 2 =
：时间：50题答对题28+11= 27+20= 29-18= 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=