PSLE MATH PRESENTED BY GUO CHENGXI（02-04）

7岁郭承曦用英文开讲:小六PSLE数学(02-04)

PSLE MATH PRESENTED BY GUO CHENGXI（02-04）

Lecturer: GUO CHENGXI(7 years old, Primary 1 form YUMIN PRIMARY SCHOOL)

主讲： 郭承曦（7岁，育民小学1年级)

内容：最大公因子和最小公倍数

content: Highest common factor(HCF)and Lowest common multiple （LCM)

Wechat: Go-Singapore

E-mail: talentguo001@gmail.com