mathematics 0.0 / 5 ? MathematicsNumberGCSENone Created by: phoebemcgCreated on: 07-11-16 23:46 how do you multiply a fraction? you cross multiply 1 of 8 how do you divide a fraction? invert the second fraction and cross multiply 2 of 8 what is pi? 3.14 3 of 8 how do you decrease a percentage? turn percentage into fraction then x by number 4 of 8 percentage of/increase same as previous answer then add new number to original 5 of 8 how do you add fractions? make denominator same then add numerators 6 of 8 how to write simplified ratios? turn into fraction, find common multiple and divide into that 7 of 8 how to subtract fractions? make denominator the same then minus numerators 8 of 8
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