小学二年级数学100 以内两位数列竖式计算题560 道77-46+32 65-38+26 79+19-56 56+74-26 58-36+27 84-27+16= 4+27-16 93+23+94 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) 71-(25-24)99-46+32 65-39+26 99+99-56 56+94-26 59-36+29 94-29+96 30-(23-29) 93-23+94 33-(39-23) 99-(25-24)99-96+32 69-39+26 99+99-96 96+99-26 99-36+29 99-29+96 30-(23+29) 23+23+94 93-(39-23) 99-(99-29)55-46+22 65-28+26 58+18-56 56+54-26 58-26+25 84-25+16= 4+25-16 82+22+84 68-(28-22) 88+(25-24)55-56+22 61-28+26 58+18-16 16+55-26 18-26+25 85-25+16 20+(22-28) 52-22-4 82-(28-22) 51-(25-24)88-46+22 65-28+26 88+88-56 56+84-26 58-26+28 84-28+86 20-(22-28) 82-22+84 22-(28-22) 88-(25-24)88-86+22 68-28+26 88+88-86 86+88-26 88-26+28 88-28+86 20-(22+28) = = = = = = 22+22+84 82-(28-22) 88+(88-28)= = = =