This video aims to help you understand how to solve percent problems involving percent of change, discount, markup, commission, sales tax, and interest.

DISCLAIMER & CORRECTION:
0:40The original problem was "The price of a notebook increased from P9.00 to P12.00. What is the percent of change of the notebook?" as seen at 0:40 of the video.
The problem was changed at 2:03 to "The price of a notebook increased from P10.00 to P12.00. What is the percent of change of the notebook?"

15:47 misalignment of the product "00000" but the correct answer is still the same.
18:36 misalignment of the product "0000" but the correct answer is still the same.

Please be guided that the changes/misalignments made in this video did not necessarily affect the correct answer but bear in mind that the proper way of multiplying must still be followed. Thank you!

(Here is how to properly multiply numbers. https://www.mathsisfun.com/numbers/mu...)