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رياضيات الحياة اليومية

النسب المئوية والنسب وتحويل الوحدات والتواريخ والأوقات.

2 مقالات

• قراءة 2 دقائق

  How to calculate percentages: the three types of problem

  How to solve percentage problems of all three kinds — a percentage of an amount, one number as a percentage of another, and percentage change — with checked examples.

• قراءة 1 دقائق

  Ratios and proportions

  Simplify ratios, share amounts in a ratio, and solve proportions — the maths behind recipes, maps and scale models.