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Rechenaufgaben
Rechenaufgabe
Rechenaufgabe
exercice de calcul
arithmetic problem(s)
maths exercise
problema aritmético
exercício de cálculo
et
gëtt
op
d'
mannst
1
zwou
Manéieren,
fir
déi
Rechenaufgab
ze
léisen
https://lod.lu/uploads/examples/OGG/8c/8c3a55ebc4d04795f32d876786c1ce43.ogg
https://lod.lu/uploads/examples/AAC/8c/8c3a55ebc4d04795f32d876786c1ce43.m4a