二年级上册数学口算练习

78+19= 47+26= 9+37= 28+63= 17+27= 28+24= 37+29= 13+58= 21+59= 67+18= 32+39= 24+58= 37+23= 12+78= 56+29= 17+14= 53+29= 18+68= 35+39= 18+32= 47+45= 46+23= 46+19= 39+31= 46+18= 54+37= 19+53= 48+35= 19+58= 54+26= 39+49= 69+6= 69+24= 25+16= 65+28= 25+37= 21+59= 23+47= 19+45= 64+19= 36+15= 49+32= 56+16= 35+45= 38+37= 91-18= 83-19= 90-68= 32-17= 60-35=

40-23= 74-17= 64-26= 57-28= 46-27= 32-23= 80-57= 70-46= 92-38= 81-35= 78-39= 62-34= 51-32= 41-39= 93-47= 82-46= 75-48= 63-54= 30-12= 68-34= 53-46= 97-59= 86-59= 71-53= 61-54= 50-14= 56-18= 95-87= 40-23= 74-17= 62-15=

43-15= 23-18= 91-26= 81-27= 20-11= 74-29=

35+39= 65+28= 54+26= 78-39= 62-34= 51-32= 41-39= 75-48= 63-54= 30-12= 68-34= 53-46=

97-59=

86-59= 93-47= 56-18= 95-87= 33-12= 29+36=

54-20= 39-18= 27+27= 58-14=

54+45= 78-44= 88-29= 97-34= 62+19= 64+28= 62-42= 76-22= 30+12= 73-52=

43+23= 57-23= 62-13= 81-31= 19+21= 66-18= 3+88 = 15+43= 78-37= 72-5 = 16+9 = 45+25= 18+13= 66-39= 38+23= 77-38= 41-27= 82-32= 55-33= 20+13= 69-37= 15+9 = 98-36= 53-28= 52+33=

84-36= 35-22= 34-11= 3+33 = 29+2 =

20+71= 52-12= 87-34= 29-13= 89-75= 98-45= 90-83= 21-9 = 52+32= 21-2 = 87-24= 35-8 = 19+16= 72-8 = 17-3-3= 21+32= 21+39= 26-7 = 32-24= 63-6 = 67-4 = 87+3 = 21-2 = 32-5 = 20-13-3= 89-34= 24+57= 46+18= 38-31= 73+9 = 53-7 = 34+8 = 76-27= 33-8 = 10-4+7= 89-73= 90-34= 87-75= 84-21= 2+45 = 42-8 = 42+24= 97-76= 49-10= 9-4+5= 78-61= 25+36= 22+55= 23+56= 32-7 = 83-32= 69-28= 11+49= 33-3 = 3+9-4=

6+5-7=

32-6-21=

68+12-20= 58+31-23= 33+45-52= 37-8-9=

8-6-2= 19-4-5=

7+8-4=

89-80+27= 63+7-17=

84-4-20=

70-30-12= 32-6-21=

92-20-7=

48-25+21= 64+28-5=

55+7-23=

23-2+42= 96-33-21= 87-23-32= 27+4+9= 42-9-7= 61-7-8= 6+9-4=

40+29-7=90-5-9=

42+8-19= 76-24-33=

39-9-17=

29+16-28= 54-8-13= 8+8+9= 24-12-6= 18-13-2=

37-14-7= 29-17-4= 16-5-6= 18-6-5= 15-6-4=

31-7-7= 21-8-11= 11+7+4= 14-7+8= 31-11-9=

20+7-13= 52-12-9= 87-34-8= 29-13-7= 9-7+8= 19+16-9= 21-2-7 = 76-27-16= 97-76-9= 11+6+9= 16+9-12= 45+25-5= 18+13-6= 66-39-7= 38+2-7= 7+8+19= 47+2-6= 9+3+7 = 28-6-3= 16-9-4=

72-6-9 = 32-5-7= 33-8-9= 49-10-7= 33-3-5=21-2-9 = 63-6-9= 73+9-17= 2+45-9= 32-7-8=35-8-5 = 87+3-9 = 34+8-7 = 42+24-9= 6+9-2 =87-24-8= 6+7-4 = 53-7-9 = 42-8-7 =

83-3-2=

66-18-9= 3+8-8 = 15+4-3= 78-3-7= 72-5-9= 16+9-7 = 45+2-5= 18+3-7= 66-3-9= 38+2-3= 52+3-2= 32-2-4= 38-3-1= 84-2-9= 23+5-6= 21-2-5= 63-6-9= 73+9-7 = 2+4-5 = 32-7-8 = 87-2-4= 67-4-8= 53-7-9= 42-8-7= 83-9-7=

17+14-5= 53+2-9= 18+6-8= 35+3-9= 18+3-2= 47+4-5= 46+2-3= 46+1-9= 39+3-9= 46-8-8= 54-3-7= 19-5-3= 48-3-5= 19+5-8= 54+2-6=

36+8-5= 49-3-2= 56-9-6= 35-4-5= 38-3-7= 91-8-7= 83-7-9= 90-6-8= 32-7-8= 60-8-5=

32-3-7= 80-5-7= 70-4-6= 92-3-8= 81-3-5= 78-3-9= 62-

3-4= 51-3-8= 41-3-9= 93-4-7=

77-9-8= 41-8-7= 82-3-2= 55-3-8= 20-7-3= 69-3-7= 15+9-7 = 98-13-6= 44-3-6= 35-22-7= 34-5-7= 29+3-6= 54-9-0= 39-18-7= 54+4-5= 78-4-8= 88-29-6= 29+3-6= 54-20-7= 39-18-5= 54+4-5= 78-4-4= 88-2-9= 39+4-9= 69+6-8= 69+2-4= 21+5-9= 23+4-7= 19+4-5= 56-6-9= 35+4-5= 38+3-7=

53-2-8= 52-9-3= 23-8-3 = 29+2-7= 27+2-7= 58-14-8=

97-3-4= 62-9-6= 27+27-9= 58-14-8=

97-3-4= 62+1-9=

25+1-6= 65+2-8= 25+3-7= 64+1-9= 36-8-5= 49-3-2=