suma simple matemática, suma de naranjas, cálculo matemático sencillo
Palabras clave
add,
mathematic,
number,
multiplication,
school,
orange,
trouble,
but,
signs,
college,
idea,
study,
arithmetic,
product,
learn,
operation,
calculation,
practice,
exercise,
schooling,
baby,
school,
practice,
vitamin,
fruit,
sum,
summing
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