![]() Simple interest, discount, profit, loss and tax Recognise when fractions or percentages are needed to compare different quantities Compare two ratios interpret and use ratio in a range of contexts. Calculate and solve problems involving percentages of quantities and percentage increases or decreases express one given number as a fraction or percentage of another choosing the correct numbers to take as 100% or as a whole, including simple problems involving personal or household finance, e.g. Add and subtract fractions and mixed numbers calculate fractions of quantities (fraction answers) multiply and divide an integer by a fraction multiply and divide fractions, interpreting division as a multiplicative inverse, and cancelling common factors before multiplying or dividing b.
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