Tables of 6, 7, 8 and 9 in Your Hands
Sep 2017 » Sep 2017 »At the age of 9 I learned this trick for conquering the multiplication tables, and it saved me so many times in school. Spread the knowledge!
At the age of 9 I learned this trick for conquering the multiplication tables, and it saved me so many times in school. Spread the knowledge!