Видео с ютуба Solve Discount In One Second

How to Calculate a Discount without a Calculator | Calculating Discounts by Hand | Math with Mr. J

How to Calculate a Discount and Sale Price | Math with Mr. J

DISCOUNT, DISCOUNT RATE & SALE PRICE | GRADE 6

Как рассчитать коэффициенты дисконтирования? (Обычный и научный)

Shopping Sale Hack |Calculate discount price in seconds |

Finding the Original Price Given the Sale Price and Percent Discount | Math with Mr. J