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# Proportionality and percentages

tipo de documento Mathematics - Teaching sequence

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ratio is a comparison of two numbers. We generally separate the two numbers in the ratio with a colon (:) or write it as a fraction. A proportion is one equality with a ratio on both sides.
percentage is a ratio of a number to 100. A percentage is expressed using the symbol %. A percentage is also equivalent to a fraction with denominator 100.
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## Conceptual map: Proportionality and percentages

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Fecha publicación: 28.2.2022

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