Addition of 3 and 4 digits numbers.
English
Intermedio
30
Domande
3 min
Per domanda
10:03
Tempo medio
3,0
Punteggio contest
10
Partecipanti
2 commenti
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 autore
Thanks, suggestion also noted. I will check to edit it if possible to.
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