新北师大版小学数学二年级上册口算题

3+24= 69-34=48+46+4= 41+29= 38+36= 3+22+68= 62+12= 78-28= 73+9+16= 36+31= 66-41= 61+2+

3+24= 56+25= 43+17= 82-17= 69-34= 39+18+2= 90-46= 45+16+29= 48+46+4= 66-39= 8+26+34= 50-29= 41+29= 44+29= 44+17= 74-65= 38+36= 45+22+19= 33-13= 32+23+39= 3+22+68= 82-48= 31+25+35= 92-27= 62+12= 32-18= 80-46= 76-38= 78-28= 13+5+35= 63+19= 46+25+5= 73+9+16= 69-39= 29+16+36= 54+29= 36+31= 69+16= 35+29= 80-28= 66-41= 63+17+9= 68-22= 29+36+24= 61+2+18= 49-22= 46+17+13= 59+25= 35-17= 43+29= 90-65= 51+39= 75-34= 39+29+19= 80-66= 36+13+27= 39+37+3= 51+29= 39+27+3= 34+33= 72-19= 69+12= 72-17= 17+49= 69-32 33+29+19= 95-66= 46+53+7= 2+39+16= 52+35-61= 36+29+16= 85-39= 75-55= 44+17+33= 0-31= 56+26= 71-43= 67-64= 57+18= 29+28+39= 81+1+6= 67-34= 73+26+4= 83-35= 12+59= 67+17+3= 57+26= 56-49=