Видео ютуба по тегу Math Shortcut Techniques

10 Math Tricks School Didn't Teach You But Should Have
10 Math Tricks School Didn't Teach You But Should Have
Trick To Always Remember Your Times Table (6 to 10)
Trick To Always Remember Your Times Table (6 to 10)
Mental Math Tricks - Addition, Subtraction, Multiplication & Division!
Mental Math Tricks - Addition, Subtraction, Multiplication & Division!
Mental Addition and Subtraction Tips — Math Tricks with Arthur Benjamin
Mental Addition and Subtraction Tips — Math Tricks with Arthur Benjamin
This Math Problem Tricks Everyone!
This Math Problem Tricks Everyone!