两位数减两位数减法计算题
80-39= 77-19= 58-35= 39-18= 73-15= 79-38= 37-34= 52-47= 95-85= 81-43= 63-37= 37-12= 42-24= 96-18= 52-25= 92-58= 71-31= 90-36= 87-40= 79-60=
49-15= 90-34= 99-60= 49-17= 43-17= 76-29= 62-38= 77-56= 99-= 32-30= 42-32= 73-= 58-23= 93-88= 97-71= 86-42= 38-16= 62-15= 69-59= 94-74=
87-35= 98-27= 39-31= 99-72= 62-39= 58-55= 51-49= 46-37= 77-58= 81-56= 55-37= 86-= 95-70= 81-30= 58-27= 33-11= 17-14= 96-30= 86-18= 96-83=
78-43= 36-21= 73-62= 74-17= 60-22= 73-69= 22-19= 76-25= 15-14= 19-18= 71-40= 72-20= 69-44= 93-49= 90-43= 96-14= 69-27= 21-18= 47-23= 30-14=
86-46= 26-15= 32-23= 43-16= 97-53= 86-17= 49-18= 46-14= 74-21= 82-30= 93-69= 85-19= 77-18= 24-16= 73-50= 55-33= 55-40= 90-26= 93-58= 91-= 53-29=
31-16= 72-55= 84-55= 55-36= 53-39= 62-43= 49-34= 45-35= 99-93= 15-13= 93-16= 70-17= 96-22= 57-21= 77-60= 84-= 75-50= 78-48= 98-15= 81-23= 63-47=
81-67= 99-62= 82-21= 84-13= 77-48= 80-13= 79-61= 84-36= 81-55= 67-11= 63-33= 88-13= 92-59= 99-30= 52-35= 88-30= 95-86= 90-67= 35-10= 22-18= 66-43=
29-17= 82-36= 85-39= 65-59= 92-32= 94-14= 47-37= 37-22= 58-17= 65-35= 34-15= 96-47= 28-16= 94-55= 66-27= 52-10= 47-32= 29-24= 96-34= -21= 37-19=
66-51= 60-14= 94-24= 80-15= 65-62= 84-15= 85-15= 93-71= 86-13=
91-19= 68-37= 55-41= 86-11= 78-61= 44-24= 68-24= 95-94= 83-10=
45-44= 82-32= 26-17= 84-74= 93-81= 82-20= -45= 88-58= 90-71=
71-26= 85-40= 56-51= 35-20= 54-31= 65-27= 28-22= -58= 69-42=