二年级上口算题 88-10= 91-9= 38-5= 79-53= 72-48= 32+49= 79-28= 89-14= 62-18= 26+63= 84-78= 27+56= 94-84= 70-36= 41+35= 29-12= 37-27= 8+47= 91-90= 33-28= 47+32= 50-15= 59-14= 69-49= 11+36= 18+80= 96-32= 10+27= 32-11= 28+50= 41+18= 83-60= 42+22= 80-25= 75-72= 87-77= 43+41= 59+31= 26-13= 98-23= 60+26= 97-49= 81-12= 91-51= 27+40= 67-41= 69+16= 63-19= 61-7= 42+46= 26+43= 34+49= 92-17= 23+76= 46+11= 47-3= 82-70= 34+14= 67+33= 36+44= 71+3= 42+26= 70-54= 58-17= 39+56= 59+38= 6+73= 48-48= 17+41= 93-33= 37+48= 34+57= 43+31= 31-20= 39+23= 25-22= 89-52= 39-18= 66-50= 3+97= 95+5= 77-63= 29+43= 2+96= 90-34= 42+37= 46+37= 83+3= 69-45= 71-14= 30+66= 36+44= 35+33= 90-84= 70-17= 21+43= 78-19= 59-40= 6+36= 48-11= 12+16= 29-17= 33+22= 23+40= 15+24= 23+15= 37+41= 29-13= 38-13= 85-24= 88-22= 37+48= 43+15= 86+12= 70+23= 30-12= 72-27= 66-24= 39-22= 85-19= 57-35= 56-38= 85-51= 26-18= 95-19= 45-11= 75-26= 48-36= 65-9= 98-10= 31-25= 83-17= 40-30= 53-17= 29-18= 76-59= 83-74= 55-41= 38-37= 80-75= 42-12= 97-62= 61-6= 96-16= 82-58= 84-27= 79-43= 57-49= 79-58= 97-23= 83-30= 30-7= 91-32= 72-27= 22-19= 34-24= 90-29= 39-15= 73-60= 70-45= 99-76= 86-44= 59-28= 98-38= 28-19= 88-14= 63-15= 56-10= 54-28= 89-39= 99-34= 46-14= 46-39= 94-23= 58-40= 94-50= 29-17= 81-26= 74-18= 91-20= 50-18= 31-15= 67-39= 54-25= 25-13= 44-16= 53-20= 95-59= 88-64= 80-40= 44-20= 76-49= 77-34= 78-67= 93-26= 72-69= 99-35= 86-48= 97-13= 54-44= 52-42= 23-9= 33-5= 49-43= 47-11= 26-18= 52-48= 71-65= 98-51= 25-12= 59-15= 40-21= 87-17= 92-29= 81-36= 65-57= 74-56= 85-65= 51-26= 95-52= 12+6= 29-7= 33+27= 23+49= 28-19= 88-14= 63-15= 56-10= 61-17= 42+46= 26+43= 34+49= 46-39= 94-23= 58-40= 94-50= 72-25= 66-45= 39-21= 70-19=