小学一年级数学(下)口算题(十七)
17+73= 53+33= 32-15= 60+3= 28+69= 100-94= 63-35= 12-7= 66-46= 10+69= 45+30= 17+42= 38-17= 51-30= 87-55= 17+68= 36-11= 46+52= 30+58= 63+18=
97-70= 47-11= 70+18= 37-20= 79-34= 50+1= 76+18= 3+73= 60-25= 90-46= 88+12= 63-29= 60-13= 50-44= 82-54= 73+8= 14+55= 82+10= 39+51= 88-2= 76+23= 88-88= 52+12= 88-15= 41+56= 27+30= 71+14= 57-55= 88-27= 45-3= 88-12= 82-46= 100-21= 11-2= 99-23= 48-11= 91-74= 57+36= 33+56= 97-23= 60-53= 54+13= 59-7= 58+21= 41-19= 30+28= 38-37= 93-43= 55-14= 100-9= 35-6= 67+33= 39+47= 15+43= 50+22= 48+44= 39+17= 59+11= 71-4= 30+47= 80-75= 94-24= 56+7= 49-4= 96-54= 41-28= 77+6= 1+83= 31-15= 61-50= 85+11= 59+4= 97-9= 100-79= 51+45= 85-23= 50-7= 21+74= 28-13= 70-18= 小学一年级数学(下)口算题(十八)
72-11= 51+49= 70+16= 20+38= 52+3= 70+2= 9+43= 69+7= 36+23= 32+54= 63+6= 48-42= 38-26= 73+1= 90-47= 91-74= 25+8= 47+50= 62-40= 47+16= 38+52= 55+9= 38-19= 64+14= 4+96= 13+86= 34+46= 64-9= 24+70= 61-14= 18+80= 16+74= 28-18= 88-28= 73+14= 36+7= 58-30= 46-9= 81-52= 29+61= 99-32= 17+46= 57-24= 36-22= 37-7= 79+13= 29+57= 55+6= 71-39= 2+80= 58-39= 6+86= 45+9= 37+25= 59+2= 97-60= 100-33= 24+74= 34+58= 96-22= 55+17= 79+6= 95-62= 48+25= 35-24= 20+40= 44+25= 50+17= 72-61= 67-10= 31+67= 16+48= 50+16= 65-7= 61+2= 10+85= 32+57= 93-38= 71+28= 26-8= 21+79= 4+73= 35-18= 85-17= 90-2= 23+46= 99-61= 76-3= 67-41= 32+53= 39+7= 82-5= 43-( )=37 75-( )=15 ( )-5=21 33+29= 100-46= 81-34= 34-( )=41 88-44=
68+8= 95-90= 3 +19= 58-20 32+40= 10+17= 80-4= 60+32= 50+15= 22+20 = 26-1= 18+7= 31-6= 15+7= 12+40= 95-60= 30+11= 37+5= 85-20= 83-40= 22-5= 89+10= 35-3= 73-70= 83+3= 12+9= 43+30= 74+9= 66-50= 50-30= 98-8= 79-6= 2+54= 28+6= 47+40= 43+2= 70-6= 19+5= 36+1= 60+24= 62+3= 96-50= 57-30= 31-20= 19+30= 4+15= 16+20= 3+69= 31+6= 48-6= 37+6= 10+90= 48-5= 87-20= 32+8= 94-40= 70-40= 58-4= 59-50= 89-9= 54-3= 2+28= 58-3= 85-8= 47+40= 78-8= 45+6= 25+21= 53+10= 28+6= 60+24= 53-20= 18+20= 3+47= 28+ 5= 87-10= 17+50= 56+3= 5+54= 86-40= 11+8= 1+50= 35-30= 5-4= 50-9= 84-50= 67+9= 85-5= 13+60= 67-5= 14+1= 22+7= 9+25= 70-10= 80+14= 59+3= 35+5= 54-5= 28-7= 78-60= 1+27= 13+30= 24+50= 99-9= 21-5= 57-2= 7+24= 1+78= 9+13= 58+6= 72-4= 53-8= 62-10 = 25+7= 45-8 = 34-5= 21+9 = 50-40= 50-6= 71-50 = 83-3= 31+9= 31+8= 76-8= 38-9 = 23+6= 73-7= 76-40= 46+50= 81-7= 56-7= 35+20 91-8= 38+9= 82-60= 27+5= 46-10= 30+48= 45-7= 58+2= 29-21= 66-20= 75-37= 5+49= 1+30= 77-4= 42+6= 62+20= 91+7= 12+50= 24+60= 60-10= 14+30= 8+32= 72-7= 75-8= 13+8= 27+9= 11+9= 37+40= 24+8= 83-30= 34-1= 29+20= 42-40= 87-20= 52-20= 40-10= 65+20= 96-80= 68-7= 72-20= 7+91= 47-10= 57-50= 55-9= 87-40= 35+6= 54-6= 62-4= 26+7= 85-4= 87-5= 44-9= 86+10= 19+50= 40+32= 71-3= 58-30= 81-30= 90-70= 41-2=