42 115 127 212 42 43116 115 106 153 135 214 161 27 23 411 162 42 133 123 14117-3 18-6 17-2 15-3
42 115 127 212 42 43 116 115 106 153 135 214 161 27 23 411 162 42 133 123 141 81 26 143 154 107 18 315
33 4-2 10-4 12 5-3 08 10-7 24 6-5 44 5-1 19 8-4 60 3-3
11= 36= 80=12= 37= 81=13= 41= 82=14= 42= 90=15= 43=
20以内加减法练习一14-6=??? 5 7=???? 47=????? 79=??????? 15-8=15-9=??? 13-4=???? 12-7=???? 11-6=?????? 13-5=69=???? 84=????? 85=????? 911=?????? 11-7=11-9=??? 12-8=???? 16-7=???? 13-6=?????? 15-5=16-7=??? 13-7
69=58= 73=66=??????95=79= 88=? 58=14-9=17-6=47=94= 68=97=78=98=46=53=68=17-5=37=68= 96=28=69=14-6=57= 47=79=15-8=69=?84=98=85=911=16-7=13-7=74=83=17-6=19-8=85=95=86=714=82=47=39=12-8=58=35=13-6=69=95=
2+6+2=??????5+3+2=??????4+0+3=?????10-3-7=?????9-3-6=?????10-1-4=???7-2+4= ????8+2-6=???????10-4+3=????3+6-8=??????8-7+16=?????6+10-5=?19-4-5=????10-8+3=??????7+8-4=?????5+8-3=??????2+3+7=??????9+7-
31035( )=857
7
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