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