Fichas de sumas y restas blog 1
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Transcript of Fichas de sumas y restas blog 1
+ SUMAR
PRACTICA SUMAS Y RESTAS
1 2 3 4 5 6 7 8 9
- RESTAR
RESTAR
3
5
-1 +3 +2
3
+4
3
+3 -1 +3 +2
3
