小学一年级凑十法23579

5+7=/\_J0I

□5+7=/\_J0I

□5+8=/\I□5+9=

/\I□6+5=/\_90।

□6+6=/\I□6+7=/\I□6+8=/\I□6+9=/\Io7+4=/\I

o7+5=/\I□7+6=/\I□7+7=/\I□7+8=/\I□TOC\o"1-5"\h\z7+9=/\I□

8+3=/\Io8+4=/\I

o8+5=/\I□8+6=/\I□8+7=/\I□8+8=/\Io8+9=/\Io

9+2=

/\Io9+3=/\I□9+4=/\I□9+5=/\I□9+6=/\I□9+7=/\_90।□9+8=/\I□9+9=/\+6=6+5=7+4=8+3=9+2=+7=6+6=7+5=8+4=9+3=+8=6+7=7+6=8+5=9+4=+9=6+8=7+7=8+6=9+5=6+9=7+8=8+7=9+6=7+9=8+8=9+7=8+9=9+8=5555556855556997565559+6=7+8=7+4=+6=7+8=7+4=6+8+7=6+7=7+6=9+8+9=5+9=8+7=6+5+9=8+3=8+9=7+9+7=8+5=7+7=9+3+5=6+6=8+4=5+89+2=9+4=9+6=8+8=8+6=9+5=+6=6+5=7+4=8+3=9+2=+8=6+7=7+6=8+5=9+4=+9=7+8=8+7=9+6=9+9=+9=9+8=7+9=8+8=9+7=+7=6+6=7+5=8+4=9+3=+9=6+8=7+7=8+6=9+5=+6=6+5=9+2=7+9=8+8+9=7+8=8+7=9+6=9+9+9=6+8=7+7=8+6=9+5+8=8+9=8+5=9+4=7+6+7=6+6=7+4=8+3=8+4+3=6+7=9+8=9+7=7+55+()=125+()=135+()=145+()=125+()=135+()=146+()=126+()=136+()=146+()=157+()=137+()=147+()=157+()=168+()=128+()=138+()=148+()=158+()=168+()=179+()=119+()=159+()=129+()=169+()=139+()=179+()=149+()=185+()=11TOC\o"1-5"\h\z6+()=136+()=156+()=14+()=128+()=15+()=13+()=11+()=165+()=145+()=12+()=13+()=17+()=147+()=148+()=12+()=12+()=147+()=119+()=11+()=13+()=165+()=137+()=157+()=169+()=177+()=159+()=177+()=159+()=175+()=136+()=117+()=169+()=12667668956666789TOC\o"1-5"\h\z+()=15+()=12+()=13+()=13+()=14+()=15+()=155+()=149+()=139+()=148+()=165+()=12+()=17+()=187+()=127+()=118+()=138+()=128+()=149+()=11+()=11+()=11+()=13+()=15+()=14+()=12+()=U+()=157+()=145+()=135+()=147+()=169+()=139+()=177+()=139+()=168+()=17