1、65-19=40+23=91-37=27-18=42+27=64+29=72-53=85-29=61-19=91-14=85-28=82-37=34+16=80-18=94-67=一年级100以内加减法口算（二）42-37=36-25=73+24=56-27=22+28=63-49=27+16=62-49=62-34=62-35=42+13= 52-17=36+26=81-35=82-33=77-28=84+19=39+35=35+19=79-28= 68-39=47+28=67+29=84-29=85+5=26+17=66-48=85-56=72+18=68-57=45-36=72-39=7
2、8-39=74-37=53-35=63+34=64-45=32+19=60-37=2+59=83-49=74+18=83+17=46+27=42-17=52-37=89-37=51-39=54+29=61-26=72+26=54-35=57-48=62+19=48+23=47+19=52-27=63-27=63+37=一年级100以内加减法口算（三）54-45=86-54=54+28=27+36=65-36=35+17=35+27=84-48=48+48=60+25=72-37=40-29=72-45=46-38=56-28=59+19=78-69=53+28=96-59=55-47=60-3
3、8=75+17=54+37=73+29=92+59=98-56=86-58=44+39=42-16=75-59=24+38=42-23=62+12=70+19=16+23=52+23=48-26=63-37=86-45=57-16=50+22=16+27=22+55=46-28=70-42=64+24=43-27=63+25=40-12=83-56=75-55=54-29=76-37=79-64=98-48=一年级100以内加减法口算（四）39+32=34+5=28+62=16+72=16+54=48-4=44+17=45+15=80-54=18+25=91-75=25+26=38+37=72
4、-46=46+39=43+28=53+8=16+58=71-13=66+14=39+26=97-39=59+21=11+49=34+26=13+46=39+34=69+19=58+3=70-6=37-29=33+59=61-35=96-13=40+15=15+56=45+30=16+44=69-31=93-56=17-25=62-48=67-60=62-56=71-15=56-36=55+38=85-50=一年级100以内加减法口算（五）24+18=42+29=42+16=17+28=71-59=94-56=54+9=44-18=4+22=82+3=12+9=63-17=33+38=49+39
5、=76-65=15+63=42-27=63-3=71+16=62+5=77+21=51+15=69+20=66+13=90-35=97-83=89+9=57-2=49-12=66-16=54+12=96-70=62+27=14+27=25+23=80+8=45+7=57+28=56+33=48-39=53+1722-22=80+10=86+8=55+27=40+29=52+12=73+11=36+22=73-52=22+19=73-71=72+5=55+31=69+17=59+30=13+41=27+29=23+11=一年级100以内加减法口算（六）54-13=62+15=84-11=62+8
6、=43-13=63-7=51+25=52+15=84+3=80+18=69+30=54+22=68-60=97+21=43+38=53+17=49+29=87-53=14+22=27+39=76+13=29+20=59-12=72+15=45+17=80+17=14+37=32-22=46+22=26+19=89+19=25+13=82+18=57-12=18+41=66-26=58-39=86+18=一年级100以内加减法口算（七）26+11=53+31=80-35=95-13=93-71=91-74=44+9=48+3=70-5=40+14=13+45=49+26=24+25=39+36=
7、15+44=34+25=15+27=42+15=51-34=33+49=39-25=22+44=44+30=55+14=45-28=48-25=85-46=52-45=34+4=71-14=28+52=17-24=14+45=52-48=15+72=46+14=45-35=40+22=57-50=80-44=18+24=38-15=43+8=59-31=15+46=一年级100以内加减法口算（八）43+25=24+58=44-17=40+13=72-17=73+16=53-39=45+9=29+35=35-28=35+15=91-25=55+17=35-27=47+18=58-29=40+17
8、=45-38=55-25=47-29=75+19=53-36=25+8=45-15=75-38=52-59=32-17=57-28=52+34=91-17=35-15=84+9=78-29=37+18=34+58=53-29=45+27=74-58=45-19=53+15=75-25=42-29=55-38=54-17=75-18=45+8=48-35=一年级100以内加减法口算（九）43-25=73+14=36-27=22+18=40-17=52+16=62-59=52-34=61-39=46-19=76-18=36+27=65-26=45-16=74-18=38-16=63+28=36+17=53+16=36+16=67-28=47+29=76-19=76-38=56-38=75-26=35-16=74-68=64-17=48-36=56+17=53+36=一年级100以内加减法口算（十）81-37=71+17=31+16=44+29=92-67=18+19=85-27=50-15=81+13=77-18=91-67=34-16=86-37=83-19=62-27=41+14=44-39=73-5=70-52=30+47=20+52=73-54=55+28=28-9=62-17=85-54=62-37=42-33=25+52=33+48=24+29=54-39=
