100以内三个两位数加减混合（2023-10-05）

100以内三个两位数加减混合（2023-10-05）：66+25-24= 38+17-54= 48+42-75= 44-27+80= 72-62+38= 91-90+26= 35+32-48= 46+10+16= 81-20-38= 27+34-54= 28+21-16= 65-22-32= 72-18-45= 12+39+37= 36+25-29= 84-46+38= 41+42-80= 76-43+32= 48+48-48= 31+11-28= 54-45+34= 53-39+14= 79-12-13= 89-76+32= 50+36-10= 46-43+27= 63-54+59= 61-41+21= 89-82+51= 78-61-13= 74-29+38= 20-17+55= 88-74+76= 98-34-45= 50-24+20= 93-57+25= 99-40-26= 48-47+49= ...