二年级竖式计算77-46+32= 65-38+26= 79+19-56= 56+74-26=58-36+27= 84-27+16= 4+27-16= 93-23+14 =69-(39-23)= 99+（ 25-24） 77-76+32= 61-38+26= 79+19-16 = 16+77-26= 18-36+27 = 87-27+16=30+(23-29)= 73-23-4= 93-(39-23)= 99-46+32=55-46+22 = 65-28+26 = 58+18-56= 84-25+16= 68-(28-22) = 61-28+26 = 58-26+28 = 68-28+26=93-（56-29）= 49+36-4= 26+（86-59）= 39+26+37=
