Răspuns :
1. Cate nuci a adunat nepotul ?
212x2=424
2. Cate nuci au adunat impreuna ?
212+424=636
212x2=424
2. Cate nuci au adunat impreuna ?
212+424=636
212x2=424 nuci a adunat nepotul
212+424=636 au adunat impreuna
sau121+(212x2)
212+424=636 au adunat impreuna
sau121+(212x2)