一年级下册数学口算题（100 以
内）20+5= 64-32= 87-72= 88- 8= 48-29= 62+26= 86-77= 39-36= 75+24= 51+27= 8+91= 24+43= 13+74= 89-53= 74-55= 80+18= 6+67= 1+18= 93-33= 55+5= 100-57=
34+53= 23-17= 76-65= 72+23= 43+42= 75-14= 40-33= 68+15= 10+32= 76+14= 64-4= 62+32= 83-62= 68-11= 78-15= 69-8= 10+15= 50+16= 98- 44= 2+94= 76+4= 65+9= 21+5= 100-56= 29+67= 34-16= 36+49= 39-23= 95-83= 45+13= 82+13= 17+43= 13+55=
93- 38= 91-37= 59-54= 73+23= 78-57= 4-1= 95- 26= 68-44= 84+1= 57+19= 71-17= 3+67= 39+9= 9+5= 54+46=
90-29= 22+38= 52-11= 89- 42= 27-14= 33-9= 44- 28= 29+30= 58-8= 8+10= 83-31= 12+7= 50-19= 74-68= 58+16= 18+56= 27+70= 53-4= 79-32= 24+49= 23-10= 20+26= 45-43= 21+35= 34-13= 65-23= 48+7= 27+34= 100-28= 2+55= 89-67= 37+47= 44-31= 5+48= 42+2= 59+3=
96- 43= 48-7= 16-14= 92-63= 17+1= 30+41= 48-47= 50+18= 67+12= 53+22= 63+10= 65-21= 16+70= 59-38= 23+24= 46-29= 23-6= 8+72=
12+58= 80-6= 9+54=
99- 45= 68-6= 51-49=
7+5= 59-5= 32-1= 2+75= 81+18= 92-83=
95-75= 24-3= 39-13=
17+3= 78+4= 81-2=
72+10= 55-16= 74-49= 70+26= 26+50= 69-29= 39+45= 80-61= 83+7= 45- 35= 29+24= 72+7= 48+27= 60-29= 21+55= 1+35= 31-20= 71+25= 94-25= 23+41= 20+55= 43+1= 68+6= 57-44=
97- 7= 50+23= 83-22= 25+58= 49+25= 46-28= 47-6= 5+91= 66+34=
61-55= 15+77= 29+68= 60+6= 2+61= 50+20=
29+71= 12+17= 86-38= 51-33= 68+20= 92-58=
41-11= 86-73= 91-73= 97- 38= 97-34= 44+5= 11+66= 73+26= 41+34= 9+57= 94-54= 20+20= 97-62= 2+81= 65+24= 44- 37= 43+53= 4+20= 69+31= 8+6= 45+40= 55-54= 87-34= 49+49= 73- 37= 62-3= 25+45= 84-50= 79-68= 84-71= 13+84= 17+46= 80-66= 13-4= 39+55= 80-70= 16+71= 74-33= 33+25= 94-81= 94-47= 93-68= 51-11= 64-11= 31+27= 76-14= 65-50= 99-71= 90- 38= 88-10= 51-3= 43+23= 65+12= 99-14= 62+3= 43+41= 4+76= 63- 24= 20+33= 20+53= 56+14= 92-49= 75-6= 81+1= 19+76= 9+23= 19+10= 98-86= 52+28= 96-41= 65+2= 37+47= 25+10= 80+1= 61-48=
61+9= 57-19= 33-15=
9+16= 75+13= 61-25=
4+35= 66-45= 52-5=
12+2= 21+25= 27+68= 16+68= 27+34= 62-61= 46- 4= 83-35= 90-89= 58-33= 71-58= 16+84= 50-42= 90+3= 45+55= 73+15= 68-52= 68+15= 49+30= 43-30= 45+17= 43-27= 80-54= 91-25= 20+75= 79-56= 79+8= 99-29= 36+64= 59+37= 19+56= 7+35= 4+54= 33+55= 34+8= 68-9=
35+46= 59-36= 57+15= 34+13= 59-27= 94-34= 59-13= 67+19= 90-33= 99-22= 20+16= 27+45= 98- 63= 64+17= 50+11=
91+2= 78+11= 34+24= 92-40= 17+43= 95-75= 86- 26= 98-92= 39-15= 54-46= 81-9= 30+12= 69-3= 16+43= 54-5=
74- 70= 58+13= 45+36= 79-68= 92+3= 16+7=
45+21= 63-39= 31+28= 11-6= 65-39= 48+51= 23+36= 62+12= 51+25= 23+28= 83-35= 8+81= 90+9= 27-12= 79+6=
25+75= 35+27= 41+39= 10+34= 65-17= 91-20= 84+3= 57-46= 14+12= 57+31= 45+45= 92-79= 79-65= 34+65= 80-20= 84-38= 72-4= 38-15=
87- 31= 41-21= 55-39= 60+22= 35+53= 20+22=
