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Year 9 - Using number skills
Standard 9.NS.1.2 - Solve proportions to find the missing number.
Fractions, decimals, percentages and ratio • Learners are able to: - use equivalence of fractions, decimals, and percentages to select the most appropriate for a calculation - use and interpret different representations of fractions, e.g. mixed numbers and improper fractions - calculate a percentage increase or decrease - express one quantity as a percentage of another - use ratio and proportion to calculate quantities