Cậu bé tính nhẩm thần đồng
Chỉ trong tích tắc đã có thể nhẩm phép tính nhân 4 chữ số, căn bậc 2, 3 của con số lớn đến hàng trăm nghìn, chia số dư chính xác đến tận số cuối cùng và bộ óc như một cuốn danh bạ điện thoại... Đó là em Phó Đức Bình An sinh năm 1999 ở ngõ Xã Đàn 2, Hà Nội.
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