Ratio and Percentage - Ratio and Percentage has 6 subtopics: 1. Ratio and Proportion: this topic teach you how to find the ratio between two numbers, and what proportion means. 2. Unit Rate: this help you answer the question “How much/ how many per …” or “... for one/ a(n) ...” . For example: 50 kilometer per hour, $2 per pound, or $1.99 for a box of 20 pens. 3. Solving proportion by cross multiplying: shows you how to find two equivalent ratios. Example: 2 out 5 is the same as what number out of 20, or 2 tickets cost $3 how much does 7 tickets 4. Percent: here we learn how to find the percent of number. For example: what is 4% of 45 or 3 is what percent of 5. 5. Increase and decrease percentage: this section will show you find the price of something after increase or decrease. Example: An owner sell his house at $180,000 after decrease 10%. Find the original price. 6. Convert between Percent, Decimal, Fraction: we will learn how to convert between th
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Supported operating systems:
Google Android 10.x, Google Android 3.0, Google Android 3.1, Google Android 3.2, Google Android 4.0, Google Android 4.1, Google Android 4.2, Google Android 4.3, Google Android 4.4, Google Android 5.x, Google Android 6.x, Google Android 7.x, Google Android 8.x, Google Android 9.x
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