北师大版二年级上口算题

口算题：82-10= 20+70= 76-70= 80-10= 60-20=

80-60= 71-10= 73-10= 94-50= 83-30=

76-10= 55+30= 37-30= 71-70= 51-20=

87-40= 99-60= 83-50= 83-30= 82-10=

18-10= 62+20= 62-30= 96-70= 14+30=

83-40= 76-10= 82-30= 72-70= 25+70=

32+40= 80-30= 48-30= 84-70= 20+50=

81+10= 36+30= 42-40= 32-30= 71-50=

36+30= 76-60= 74-50= 80-10= 93-20=

32+50= 49-30= 51-10= 29-20= 34-20=

33+1= 83+6= 41+7= 89-2= 74+2=

32+7= 79-3= 81+5= 59-0= 56-6=

68+0= 36-6= 30+8= 49+1= 29-2=

81+6= 60+8= 29-2= 52+0= 72+4=

15+0= 54+2= 76+3= 58-1= 27-4=

97-0= 31+2= 44-2= 64+4= 65+5=

16+4= 57-2= 89-8= 96-5= 57-1=

55+5= 15-2= 19+0= 82-1= 25-0=

37-6= 38-4= 60+6= 30+2= 57-3=

11+8= 93+5= 91+2= 26-1= 33+4=

78+3= 95+9= 45+8= 97+7= 47+7=

46+7= 79+7= 28+6= 45+6= 59+7=

74+8= 28+4= 89+2= 45+9= 79+5=

58+4= 27+7= 19+2= 54+7= 59+3=

28+9= 56+7= 86+6= 66+7= 66+9=

76+9= 68+3= 63+8= 67+9= 17+5=

18+3= 66+8= 39+8= 77+7= 27+7=

38+5= 25+9= 35+7= 37+7= 16+6=

25+6= 28+6= 86+8= 28+9= 39+8=

29+4= 75+9= 16+6= 95+7= 79+3=

88+4= 59+3= 49+6= 16+6= 96+7=

73+8= 87+7= 98+6= 29+8= 86+6=

76+8= 18+6= 59+4= 88+8= 87+7=

62+9= 59+5= 68+7= 69+9= 45+7=

72+9= 74+8= 75+6= 75+7= 74+8=

19+6= 26+7= 95+8= 28+9= 49+6=

98+4= 77+6= 89+9= 95+9= 48+9=

94+9= 73+8= 63+8= 39+2= 15+6=

69+5= 37+8= 65+6= 87+6= 89+4=

49+8= 19+2= 89+6= 78+5= 74+8=

54-6= 45-8= 65-8= 27-9= 34-9=

20-7= 41-9= 62-5= 60-3= 41-8=

40-1= 55-9= 71-9= 10-8= 93-8=

12-7= 30-1= 63-6= 93-8= 50-8=

41-6= 93-7= 90-1= 33-5= 87-8=

81-6= 13-7= 52-5= 72-6= 63-9=

70-4= 71-6= 74-8= 11-7= 46-9=

85-7= 75-6= 10-7= 57-9= 34-5=

42-6= 82-4= 95-6= 10-8= 94-6=

60-4= 62-7= 71-5= 12-5= 71-5=

85-7= 81-8= 53-4= 73-9= 84-8=

80-9= 84-5= 42-3= 12-8= 44-9=

71-2= 27-9= 44-5= 20-7= 25-7=

40-1= 32-3= 58-9= 20-2= 15-8=

24-8= 31-9= 93-7= 45-9= 36-9=

30-2= 10-1= 12-7= 61-6= 30-8=

41-7= 11-5= 35-9= 62-5= 24-7=

20-9= 75-8= 28-9= 23-5= 52-3=

71-9= 11-8= 11-3= 38-9= 91-2=

25-8= 21-2= 70-1= 52-4= 73-4=

26+70= 90-20= 88-10= 72-60= 81-70=

97-70= 49+40= 69-30= 48-30= 95-10=

12+50= 97-10= 93-20= 21+20= 38-20=

93-50= 68-40= 71-40= 82-10= 51-30=

51-30= 41-20= 18+50= 85+10= 33-20=

84-40= 87-80= 95-60= 89+10= 79+10=

35+30= 87-30= 68-30= 36+10= 89-70=

88-30= 63-20= 47-30= 75-50= 61-60=

92-20= 44-40= 23-20= 10+60= 50-30=

97-30= 15+70= 72-10= 65-50= 49-40=

99+1= 30+2= 85+5= 52-1= 54+5=

19-8= 80+7= 62+3= 47+0= 28-8=

33-0= 59-1= 52-2= 57-3= 62+0=

16-6= 15-5= 98-8= 72+0= 23+7=

72+7= 33-3= 25-4= 87-3= 12+4=

28+1= 13+3= 78-7= 82+8= 24-3=

33+4= 65+3= 62+0= 83+3= 46+2=

25+0= 68-7= 19-8= 53-2= 30-0=

23-2= 41+7= 20+5= 75+1= 39+1=

21+7= 66+0= 74+5= 85-2= 15-0=

87+5= 79+8= 74+7= 77+4= 18+3=

36+8= 76+8= 35+6= 14+8= 53+9=

66+8= 68+3= 37+9= 77+8= 93+8=

89+6= 59+9= 48+4= 18+6= 66+5=

77+5= 44+8= 65+7= 99+6= 59+9=

49+2= 18+8= 55+6= 78+6= 89+6=

68+3= 72+9= 78+4= 54+7= 56+7=

45+6= 29+2= 25+9= 76+6= 99+6=

68+7= 18+9= 56+7= 26+8= 99+9=

35+8= 47+5= 13+8= 57+5= 46+8=

79+5= 86+9= 85+6= 99+6= 29+3=

29+7= 68+3= 28+3= 89+2= 48+3=

65+8= 89+8= 89+2= 25+9= 66+6=

79+3= 48+7= 68+6= 19+7= 68+9=

59+2= 39+8= 53+9= 85+8= 48+8=

77+8= 53+8= 56+6= 28+3= 24+7=

37+9= 47+4= 78+9= 69+8= 39+4=

88+7= 37+6= 74+7= 19+3= 79+2=

95+7= 66+5= 64+7= 59+7= 77+6=

88+8= 87+8= 39+7= 54+8= 79+5=

65-7= 21-6= 74-9= 73-8= 51-7=

10-2= 51-2= 10-1= 91-3= 93-5=

63-5= 51-7= 15-8= 77-8= 35-7=

11-8= 61-6= 71-9= 10-3= 14-9=

98-9= 65-8= 40-3= 40-2= 30-3=

71-4= 81-2= 54-7= 16-7= 22-9=

62-4= 24-6= 71-7= 40-4= 34-5=

73-8= 20-7= 85-9= 12-5= 77-8=

25-6= 82-9= 32-5= 14-5= 57-9=

73-9= 20-9= 65-8= 96-7= 86-8=

47-8= 56-9= 18-9= 31-9= 15-7=

90-8= 82-7= 34-7= 56-9= 81-9=

91-5= 70-2= 12-7= 11-3= 36-8=

71-9= 78-9= 42-4= 82-3= 32-3=

63-9= 88-9= 88-9= 70-8= 54-8=

50-4= 44-8= 25-9= 66-8= 70-2=

22-8= 74-8= 66-8= 70-3= 12-4=

80-7= 63-6= 65-7= 71-7= 23-8=

14-5= 10-6= 80-8= 22-3= 60-3=

71-6= 44-7= 47-9= 77-9= 71-2=

25-20= 98-50= 90-60= 31-30= 44-20=

69-60= 87-40= 90-40= 27-20= 27-10=

84-30= 51-10= 51-30= 88-40= 65-40=

74-60= 98-50= 59+30= 80-30= 85-50=

96-80= 44+40= 99-40= 90-30= 75-10=

74-40= 49-40= 80-80= 10+10= 52+40=

68-30= 50-20= 74-60= 56+20= 22+60=

38-20= 66+20= 11+50= 56-50= 89-40=

72-60= 66-30= 88+10= 69-40= 21-10=

88-70= 68-40= 98-90= 93-10= 49-20=

57-1= 34-2= 48+1= 32-2= 52+5=

69-9= 12+6= 40-0= 74-1= 56+0=

73-0= 12+0= 28+1= 82+8= 71-0=

60+6= 76+2= 19+1= 20+8= 47-1=

80+0= 52+5= 36-4= 13+1= 76-0=

55-4= 19-7= 68+2= 29-8= 92+2=

30-0= 15-3= 77-4= 61+3= 18-1=

19-2= 14-4= 94+6= 22+7= 99-4=

42+4= 36+4= 97-6= 18-5= 26-3=

20+3= 23+3= 74+0= 94+1= 43+3=

18+5= 98+3= 48+8= 56+6= 53+9=

35+8= 59+4= 37+7= 37+7= 16+6=

59+6= 36+8= 28+8= 79+9= 67+4=

55+7= 96+9= 98+8= 78+9= 39+8=

27+4= 38+5= 15+7= 56+8= 19+9=

88+9= 33+9= 49+2= 82+9= 19+2=

38+6= 17+6= 59+5= 89+9= 38+3=

56+8= 89+7= 29+8= 18+7= 65+8=

96+5= 48+5= 76+8= 58+3= 83+8=

18+6= 98+7= 55+8= 66+5= 17+9=

29+6= 27+6= 18+7= 85+8= 18+5=

29+2= 97+9= 75+8= 38+8= 68+4=

29+2= 76+9= 28+8= 44+7= 86+6=

19+3= 13+8= 94+8= 26+9= 58+8=

65+8= 47+5= 26+5= 94+8= 95+8=

88+4= 86+6= 93+9= 95+7= 68+3=

19+2= 66+8= 12+9= 47+6= 28+6=

48+6= 36+5= 24+7= 86+7= 98+8=

29+6= 85+9= 79+5= 77+9= 67+4=

86+9= 39+4= 47+4= 85+9= 48+4=

95-6= 72-4= 56-9= 61-8= 63-9=

51-6= 73-7= 90-5= 86-9= 51-8=

80-5= 65-6= 54-5= 70-4= 40-6=

92-3= 81-4= 14-5= 22-9= 34-9=

14-8= 75-7= 41-5= 51-3= 92-7=

57-8= 70-1= 42-8= 13-8= 30-8=

50-6= 91-4= 81-5= 80-4= 93-4=

14-9= 11-8= 42-6= 74-7= 92-4=

61-7= 15-7= 81-3= 51-5= 71-2=

72-7= 94-9= 64-9= 53-7= 81-8=

23-5= 12-6= 38-9= 12-5= 60-3=

61-8= 40-9= 56-8= 35-6= 85-6=

90-5= 82-5= 85-9= 62-5= 41-8=

11-9= 34-6= 65-8= 70-6= 83-4=

81-6= 97-8= 21-5= 92-4= 30-3=

62-6= 63-7= 62-5= 15-7= 82-9=

12-9= 52-4= 91-4= 42-6= 30-2=

92-8= 82-4= 30-5= 95-9= 16-9=

73-5= 70-7= 23-8= 54-6= 16-9=

36-7= 80-4= 62-7= 44-8= 11-2=