Sum A 1
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Iniciación a la suma. Cuadernillo de Matemáticas Online. copyright 2008 http://www.olesur.com/educacion (Prohibida su venta) Beta 1 algunas fuentes gráficas: [bancoimagenes.cnice.mec.es] CNICE
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y
son
1
1
+
= ____
y 1
son
+
1
= ____
y 1
son
+
1
= ____
y 4
son
+
2
= ____
y 5
y 1
+
1
+
son = ____
son 1
= ____
y 1
son 1
+
= ____
y 3
+
y
son 1
= ____
son
1 + 1 = ____
y 5
2
son
+ 1 = ____
y 2
+
y
son
+
2
son
= ____
2
= ____
.
y
son
1
1
+
= ____
y 1
son
+
1
= ____
y 1
son
+
1
= ____
y 4
son
+
2
= ____
y 5
y 1
+
1
+
son = ____
son 1
= ____
y 1
son 1
+
= ____
y 3
+
y
son 1
= ____
son
1 + 1 = ____
y 5
2
son
+ 1 = ____
y 2
+
y
son
+
2
son
= ____
2
= ____
