二年级下册140道脱式计算
第1个回答 2016-07-01
77-46+3265-38+2679+19-5658-36+2784-27+16=4+27-1693+23+9469-(39-23)99+(25-24)77-76+3261-38+2679+19-1616+77-2618-36+2787-27+1630+(23-29)73-23-493-(39-23)71-(25-24)99-46+3265-39+2699+99-5656+94-2659-36+2994-29+9630-(23-29)93-23+9433-(39-23)99-(25-24)99-96+3269-39+2699+99-9696+99-2699-36+2999-29+9630-(23+29)23+23+9493-(39-23)99-(99-29)55-46+2265-28+2658+18-5656+54-2658-26+2584-25+16=4+25-1682+22+8468-(28-22)88+(25-24)55-56+2261-28+2658+18-1616+55-2618-26+2585-25+1620+(22-28)52-22-482-(28-22)51-(25-24)88-46+2265-28+2688+88-5656+84-2658-26+2884-28+8620-(22-28)82-22+8422-(28-22)88-(25-24)88-86+2268-28+2688+88-8686+88-2688-26+2888-28+8620-(22+28)22+22+8482-(28-22)88+(88-28)77-46+3263-38+2679+19-3636+74-2638-36+2784-27+16=4+27-1693+23+9469-(39-23)99+(23-24)77-76+3261-38+2679+19-1616+77-2618-36+2787-27+1630+(23-29)73-23-493-(39-23)71-(23-24)99-46+3263-39+2699+99-3636+94-2639-36+2994-29+9630-(23-29)93-23+9433-(39-23)99-(23-24)99-96+3269-39+2699+99-9696+99-2699-36+2999-29+9630-(23+29)23+23+9493-(39-23)99-(99-29)33-46+2263-28+2638+18-3636+34-2638-26+2384-23+16=4+23-1682+22+8468-(28-22)88+(23-24)33-36+2261-28+2638+18-1656+74-26