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Term 1 · Weeks 1–2 · Earning Money and Percentages

Basic problem

Basic

Tomatoes rose from ₱60 per kilo to ₱90 per kilo after a typhoon. Find the percentage increase.

Show step-by-step solution

Answer: 50 %

  1. Increase: 90−60=3090 - 60 = 30.
  2. Percentage increase =3060×100%=50%= \dfrac{30}{60} \times 100\% = 50\%.

Common errors to watch for

  • Dividing by the new price (90) gives 33%; percentage change uses the original price.

Budget of Work competencies

  • gm11.t1.w1.c2
    Apply a percentage increase or decrease in various contexts:

Built for teachers and learners in the Philippines. Curriculum content follows the DepEd Budget of Work.

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