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Use this trick to instantly. Percentages can be done mentally as quickly you work out basic multiplication. Can you calculate 85 percent of 24 in your head.
Percentages can be done mentally both accurately and rapidly using this trick. Made easy with the cool math trick. This video tutorial on percentages made easy explains how to calculate the percentage of a number mentally using your head without calculator.
Support free math. You have to multiply the total amount with number of percentage want calculate divided by 100. Use this trick to instantly.
Work out percent problems of an unknown amount with this fast math lesson. Video shows how to easily solve percentage and looks at conve. Support free math.