一年级下册数学100以内口算练习题1000题

33+20=42+25=50+11=30+15=31+45= 71+4=40+61=82-20=45-11=25-4= 94-73=63-52=90-30=59-8=67-5= 75-33=56+33=33+14=76-23=32+17= 50+13=17+30=32+46=6+61=25+60= 50+2=15+30=33+45=5+61=29+60= 72+6=40+50=87-20=36-11=26-2= 94-24=63-22=90-10=38-8=28-5= 74-23=53+23=42+14=75-23=31+14= 38+20=42+26=50+18=30+19=31+46= 72+4=40+67=84-20=47-11=28-4= 94-63=63-22=90-80=59-4=67-3= 75-23=56+23=35+14=76-53=32+16= 50+12=14+30=32+47=16+61=27+60= 73+5=23+30=50+21=40+37=70+11= 75+3=78-7=98-6=92+5=71+6= 51+12=16+31=30+45=70+61=24+61= 70+4=41+60=83-21=46-10=26-14= 94-70=63-40=90-21=58-18=68-15= 75-20=56+20=30+14=77-20=31+10= 33+21=42+20=51+11=31+15=31+40= 71+14=41+61=82-21=45-10=25-14= 94-70=63-50=92-32=59-30=67-15= 75-32=56+32=33+12=76-22=32+13= 51+13=17+31=32+45=6+60=25+61= 51+2=15+31=30+45=15+61=28+61= 71+6=41+50=84-20=34-11=23-2= 95-24=64-22=91-10=39-8=29-5= 75-23=54+23=43+14=76-23=32+14= 39+20=43+26=51+18=31+18=32+46= 73+4=41+67=85-20=48-11=29-4= 95-63=64-22=91-80=59-5=68-3= 76-23=57+23=36+14=77-53=33+16=

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

74+4=42+67=86-20=49-11=28-4= 95-63=65-22=92-80=58-5=69-3= 77-23=58+23=35+14=78-53=34+16= 52+12=16+30=34+47=18+61=29+60= 75+5=25+30=52+21=42+37=72+11= 77+3=78-7=98-6=94+5=72+6= 12+6=29-7=33+2=3+40=15+4= 23+5=37+1=29-3=38-3=15-4= 18-2=30+8=43+1=86+2=70+3= 30-2=72-2=66-4=39-2=20-9= 53+5=35+2=39-4=8+50=20-1= 40+6=62+7=89-5=63+3=34-2= 50-4=11+2=53-3=60+8=80-7= 32+4=26-5=84+4=35-10=71+9= 18-4=66+10=83-3=71+5=60-5= 36+3=58+30=28-7=87-10=80-6= 11+9=80-3=95-4=64+3=98-4= 25+7=62-2=83+5=83+10=10+8= 56+20=64+6=65+3=15-3=30-3= 81-2=60+8=39+10=76+10=70+30= 48-9=47-8=52-4=43-8=68-9= 40-2=27-9=32-4=41-2=38-9= 50-8=63-9=37-8=56-20=88-9= 75-9=92-3=42-7=71-6=58-10= 47-8=26-7=52-3=69-10=63-5= 80-2=36-9=78-4=65-8=99-9= 72-2=45-9=86-8=96-2=24-9= 40-2=46-9=43-4=18-2=38-8= 35+5=85+2=59-4=78+10=82-5= 64+6=32+7=49-5=63+3=84-2= 60-4=11+20=45-3=30+8=60-7= 25+4=36-5=84+4=52-3=71+9= 88-4=76+0=93-3=18+5=70-5=

32+6=29-7=35+2=73+4=25+4= 43+5=87+10=39-3=48-30=95-40= 81-2=60+8=39+10=76+10=70+30= 48-9=47-8=52-4=43-8=68-9= 40-2=27-9=32-4=41-2=38-9= 30-2=72-2=66-4=39-2=20-9= 53+5=35+2=39-4=8+50=20-1= 40+6=62+7=89-5=63+3=34-2= 50-4=11+2=53-3=60+8=80-7= 32+4=26-5=84+4=35-10=71+9= 12+6=29-7=33+2=3+40=15+4= 23+5=37+1=29-3=38-3=15-4= 18-2=30+8=43+1=86+2=70+3= 30-2=72-2=66-4=39-2=20-9= 53+5=35+2=39-4=8+50=20-1= 12+6=29-7=33+2=3+40=15+4= 23+5=37+1=29-3=38-3=15-4= 18-2=30+8=43+1=86+2=70+3= 30-2=72-2=66-4=39-2=20-9= 53+5=35+2=39-4=8+50=20-1= 40+6=62+7=89-5=63+3=34-2= 50-4=11+2=53-3=60+8=80-7= 32+4=26-5=84+4=35-10=71+9= 18-4=66+10=83-3=71+5=60-5= 36+3=58+30=28-7=87-10=80-6= 11+9=80-3=95-4=64+3=98-4= 25+7=62-2=83+5=83+10=10+8= 56+20=64+6=65+3=15-3=30-3= 81-2=60+8=39+10=76+10=70+30= 48-9=47-8=52-4=43-8=68-9= 40-2=27-9=32-4=41-2=38-9= 50-8=63-9=37-8=56-20=88-9= 75-9=92-3=42-7=71-6=58-10= 47-8=26-7=52-3=69-10=63-5=

72-2=45-9=86-8=96-2=24-9= 40-2=46-9=43-4=18-2=38-8= 35+5=85+2=59-4=78+10=82-5= 64+6=32+7=49-5=63+3=84-2= 60-4=11+20=45-3=30+8=60-7= 25+4=36-5=84+4=52-3=71+9= 88-4=76+0=93-3=18+5=70-5= 56+20=64+6=65+3=15-3=30-3= 81-2=60+8=39+10=76+10=70+30= 48-9=47-8=52-4=43-8=68-9= 40-2=27-9=32-4=41-2=38-9= 30-2=72-2=66-4=39-2=20-9= 53+5=35+2=39-4=8+50=20-1= 40+6=62+7=89-5=63+3=34-2= 50-4=11+2=53-3=60+8=80-7= 32+4=26-5=84+4=35-10=71+9= 12+6=29-7=33+2=3+40=15+4= 23+5=37+1=29-3=38-3=15-4= 18-2=30+8=43+1=86+2=70+3= 30-2=72-2=66-4=39-2=20-9= 53+5=35+2=39-4=8+50=20-1= 72-2=45-9=86-8=96-2=24-9= 40-2=46-9=43-4=18-2=38-8= 35+5=85+2=59-4=78+10=82-5= 64+6=32+7=49-5=63+3=84-2= 60-4=11+20=45-3=30+8=60-7= 25+4=36-5=84+4=52-3=71+9= 88-4=76+0=93-3=18+5=70-5= 56+20=64+6=65+3=15-3=30-3= 12+6=29-7=33+2=3+40=15+4= 23+5=37+1=29-3=38-3=15-4= 18-2=30+8=43+1=86+2=70+3= 30-2=72-2=66-4=39-2=20-9= 53+5=35+2=39-4=8+50=20-1=

50-4=11+2=53-3=60+8=80-7= 32+4=26-5=84+4=35-10=71+9= 18-4=66+10=83-3=71+5=60-5= 6+40=45-5=6+56=30+9=29+6= 58-50=37+5=23-20=67-60=40+9= 63-30=42-2=4+90=20+67=56+10= 23-6=20+80=51+8=37-7=57+30= 72-60=68-8=90-70=7+50=20+23= 50+28=52-50=18+30=86-40=40+47= 58-3=50+38=5+43=68-5=25+40= 96-90=48+8=58-8=55-3=52+30= 47-7=66-20=70-7=77-9=32+3= 90-40=61+5=60+30=55-8=7+33= 86-20=86-40=49+3=56+3=22+50= 25+20=7+42=17+50=30+20=100-30= 6+30=88-60=7+40=94-6=38+4= 100-70=34+4=74-70=28+6=7+64= 11+9=80-3=95-4=64+3=98-4= 25+7=62-2=83+5=83+10=10+8= 56+20=64+6=65+3=15-3=30-3= 81-2=60+8=39+10=76+10=70+30= 48-9=47-8=52-4=43-8=68-9= 40-2=27-9=32-4=41-2=38-9= 50-8=63-9=37-8=56-20=88-9= 75-9=92-3=42-7=71-6=58-10= 47-8=26-7=52-3=69-10=63-5= 80-2=36-9=78-4=65-8=99-9= 72-2=45-9=86-8=96-2=24-9= 40-2=46-9=43-4=18-2=38-8= 35+5=85+2=59-4=78+10=82-5= 64+6=32+7=49-5=63+3=84-2= 60-4=11+20=45-3=30+8=60-7= 25+4=36-5=84+4=52-3=71+9= 88-4=76+0=93-3=18+5=70-5=

12+6=29-7=33+2=3+40=15+4= 23+5=37+1=29-3=38-3=15-4= 18-2=30+8=43+1=86+2=70+3= 30-2=72-2=66-4=39-2=20-9= 53+5=35+2=39-4=8+50=20-1= 40+6=62+7=89-5=63+3=34-2= 50-4=11+2=53-3=60+8=80-7= 32+4=26-5=84+4=35-10=71+9= 18-4=66+10=83-3=71+5=60-5= 36+3=58+30=28-7=87-10=80-6= 81-2=60+8=39+10=76+10=70+30= 48-9=47-8=52-4=43-8=68-9= 40-2=27-9=32-4=41-2=38-9= 30-2=72-2=66-4=39-2=20-9= 53+5=35+2=39-4=8+50=20-1= 40+6=62+7=89-5=63+3=34-2= 50-4=11+2=53-3=60+8=80-7= 32+4=26-5=84+4=35-10=71+9= 12+6=29-7=33+2=3+40=15+4= 94-73=63-52=90-30=59-8=67-5= 75-33=56+33=33+14=76-23=32+17= 50+13=17+30=32+46=6+61=25+60= 50+2=15+30=33+45=5+61=29+60= 72+6=40+50=87-20=36-11=26-2= 94-24=63-22=90-10=38-8=28-5= 74-23=53+23=42+14=75-23=31+14= 38+20=42+26=50+18=30+19=31+46= 72+4=40+67=84-20=47-11=28-4= 94-63=63-22=90-80=59-4=67-3= 75-23=56+23=35+14=76-53=32+16=