100 以内的加减法】65+37=61+29=63+26=83+1757+10=3+50=7+12=69+1949+20=20+13=9+85=27+24=23+13=37+58=6+76=34+41=45+37=35+62=37+31=19+30=30+38=37+17=39+52=85+7=94-32=83-32=26-10=54-15=19-3=75-58=54-48=80-48=83-47=60-47=85-48=67-3=67-4=55-8=17-10=61-7=98-59=61-34=33-5=40-26=98-11=61-6=77-35=60-12=96-37=77-21=56-5=92-76=53-53=41-21=84-67=54-22=19-8=58-54=69-10=56-23=90-3=86-43=72-19=80-41=100 以内的加减法】二37+46-54=81-32-27 二42-34+57=37+(34-30)28+35+23=76+18-55=72-(44-14)=19+32+39=46+29-37=44-32+68 二78-24+39=64+20-6=27+46-54=61-12-27=52-34+47=44-27+16=60-49+28=15-6+36=73-40+20=20+6-7=18+4-10=45+25+27=90-56-25=12+30-23=56-42-8=56+43-90=23+65-10=98-76-14=63-48+26=63+17-28=63-28+17=42+6-29=40+19+12=92-47-18=37+(34-14)=86-37-25=69-(20+37)=83-20-35=67-8+16=58-(26+12)100-89+8=42-17+28=56-19+28=36+4-24=55+15-54=■40+