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APRENDO A SUMARAPRENDO A SUMAR
1+1=21+1=22+1=32+1=31+2=31+2=3
APRENDO A SUMARAPRENDO A SUMAR
1+2=31+2=32+1=32+1=33+1=43+1=4
APRENDO A SUMARAPRENDO A SUMAR
2+1=32+1=33+1=43+1=42+2=42+2=4
APRENDO A SUMARAPRENDO A SUMAR
3+2=53+2=53+1=43+1=44+1=54+1=5
