二年级数学上册口算练习二年级一班 罗依晨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= 16+9 = 45+25= 18+13= 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= 21+32= 89-34= 89-73= 78-61= 90-83= 21+39= 24+57= 90-34= 25+36= 21-9= 26-7= 46+18= 87-75= 22+55= 52+32= 32-24= 38-31= 84-21= 23+56=21-2 = 63-6 = 73+9 = 2+45 = 32-7 = 87-24= 67-4 = 53-7 = 42-8= 83-32= 35-8= 87+3= 34+8 = 42+24= 69-28= 19+16= 21-2 = 76-27= 97-76= 11+49=72-8 = 32-5= 33-8= 49-10= 33-3 = 17-3-3= 20-13-3= 10-4+7= 9-4+5= 3+9-4=6+5-7= 8-6-2= 19-4-5=6+9-4= 7+8-4= 32-6-21=89-80+27= 63+7-17= 40+29-68= 8+12-20= 70-30-12= 32-6-21= 90-5-9= 92-20-7= 84-4-20= 55+7-23= 72-5= 58+31-23= 48-25+21= 64+28-5= 42+8-19= 33+45-52= 23-2+42= 96-33-21= 87-23-32= 76-24-33= 66-39= 38+23= 37-8-9= 27+4+9= 42-9-7= 61-7-8= 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=