Percentages made easy - fast shortcut trick!
5.7 میلیون بار بازدید -
10 سال پیش
-
Percentages can be done mentally
Percentages can be done mentally as quickly as you can work out basic multiplication.
Use this trick to work out percentages instantly.
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Use this trick to work out percentages instantly.
To donate to the tecmath channel:https://paypal.me/tecmath
To support tecmath on Patreon: Patreon: tecmath
To buy tecmath mechandise: https://teespring.com/stores/tecmath-...
10 سال پیش
در تاریخ 1393/08/26 منتشر شده
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