个
□○□○□=□
— My name is Sam.
他们一共踢了多少个?
=
☆☆☆☆☆☆☆☆☆☆☆☆
□○□=□(个)
① 1× =1- ←→
② 2× =2- ←→
③ 3× =3- ←→
④ 4× =4- ←→
←→