口算题(十三)
79-36= 78-42= 87-70= 28+26= 20+74= 75-29= 63-48= 58-54= 25+33= 72+18= 32-24= 67-4= 64+28= 78-11= 27+70= 51+16= 4+55= 19+38= 64+31= 99-64=
13
88-18= 69+14= 62-48= 9+73= 93-20= 36+27= 20+56= 79-67= 20-5= 90-9= 95-58= 84-22= 68+17= 59+1= 37+48= 28+63= 96-33= 57+25= 50+22= 16+79= 30-20= 99-46= 79+4= 79-76= 66+5= 79-59= 53-17= 35+50= 8-2= 52+27= 19+66= 44-44= 87-28= 63+24= 4+55= 57+25= 64+31= 28+63= 7+54= 97-73= 98-71= 70+16= 42-11= 21+41= 85+1= 4+96= 32-26= 93-59= 19+44= 81+8= 14-9= 73+26= 58-18= 95-38= 19+38= 50+22= 16+79= 27+70= 51+16= 80-38= 47-37= 65+5= 70+3= 44-29= 91-11= 29+35= 10+58= 22+50= 51+29= 24+40= 42+27= 60+22= 56-47= 40-33= 65-13= 7+54= 37+48= 65-13= 96-33= 63-46= 口算题(十四)
45-6= 14-8= 37+39= 14+82= 55-20= 21+46= 37-16= 53-42= 58-42= 88-45= 23+60= 17+42= 72-13= 46+39= 16+52= 25-12= 35-33= 16+63= 51-2= 62-41=
14
97-93= 96-73= 34+36= 8+59= 16+68= 41+54= 60+13= 82-48= 74+8= 49-38= 88-72= 15+66= 92-7= 14+75= 24-21= 39+50= 93-53= 50-1= 16+57= 98-27= 85+11= 47-24= 81-48= 31+30= 8+58= 30+56= 62+10= 7+48= 100-58= 31+42= 38-12= 88+9= 54-50= 53+25= 79+8= 87+8= 55-16= 41-2= 10+89= 83-44= 100-88= 92-82= 63-47= 13+41= 51+32= 72-51= 34+39= 85-42= 90-64= 81-35= 55-48= 63+5= 51+18= 38+22= 56-2= 47-40= 39+50= 11+87= 87-31= 17+68= 58+12= 62+26= 18-9= 63-60= 29+21= 80-78= 77-57= 9+58= 87-36= 54+13= 73+26= 46+33= 70+17= 77+2= 53+29= 87-74= 99-57= 31+68= 90-65= 61-36= 口算题(十五)
67-66= 67-36= 42+55= 77+7= 88-25= 18+73= 55+44= 53-10= 51+44= 21+68= 81-31= 50-30= 53+41= 89-9= 3+71= 83-56= 70-65= 100-83= 81+9= 27+43=
15
42+55= 16+72= 51+17= 20+43= 29+49= 99-87= 56+14= 98-55= 75-25= 20+69= 64+34= 39+59= 57+3= 36-5= 53+13= 77+14= 30+63= 49-44= 73-37= 29+24= 77+7= 20+43= 88-25= 16+72= 45+44= 67-11= 16+45= 50-3= 99-43= 9+50= 2+49= 77-71= 80-70= 69+19= 77+15= 88-15= 61+36= 31-8= 67+17= 79-10= 97-78= 29+49= 99-87= 75-37= 67-36= 39-34= 75+10= 25+73= 24-1= 34+54= 4+61= 33+66= 21-14= 60-28= 26-3= 25-24= 64-16= 68+23= 91-51= 73-61= 75-37= 45+44= 67-66= 97-78= 51+17= 86-54= 15+72= 63-32= 94+3= 29-16= 29-5= 20+38= 78-40= 74-46= 23+46= 90-21= 99-16= 50+33= 59-38= 24-8= 口算题(十六)
37+33= 80-46= 71-68= 67+2= 80-16= 93-70= 3+61= 33-14= 64-17= 13-7= 65+17= 27+49= 16+75= 16+36= 93-87= 76+11= 94-48= 19-5= 69+6= 54-30= 58-5= 35-12= 44-26= 75-43= 27+54= 49-2= 65+17= 51+19= 51+25= 65-61= 59+40= 6+81= 52-48= 5+50= 29+41= 93-57= 56-40= 54-19= 53+47= 79-73= 80+16= 82-74= 45+13= 25+35= 72-35= 91+8= 51+25= 4+81= 65+17= 5+74= 4+81= 31-18= 71-66= 71-11= 77-21= 52+30= 59-8= 34-25= 69-25= 16+50= 99-34= 91-60= 94-40= 39-11= 63+6= 72-17= 65-65= 59+40= 27+49= 3+61= 51+19= 65-18= 20+63= 92-43= 3+47= 79-8= 3+91= 35+38= 97-55= 20+78= 28+65= 53-29= 92-2= 12+62= 85-28= 12+81= 5+74= 13-7= 65+17= 33-14= 64-17= 25+52= 50-14= 79-35= 24-20= 10+69= 58+18= 93-26= 72+12= 62+26= 16