Addition of 3 and 4 digits numbers.
English
Intermediário
30
Perguntas
3 min
Por pergunta
10:03
Tempo médio
3,0
Pontos no Concurso
10
Participantes
2 comentários
Eager Clam
Question 10 does not have a correct answer. The use of words over illustration in the explanation of addition takes away from learning.
Happy Piranha autor
Thanks, suggestion also noted. I will check to edit it if possible to.
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