CollinsMathsSTUDENT'S BOOKAlso for Cambridge IGCSER(9-1)b2bbba"QaChris PearceCollinsMathsSTUDENT'S BOOKChris PearceCONTENTSKeyE=ExtendedHow to use this book55.3 More powers and roots81E 5.4 Exponential growth and decay82NumberChapter 6:Ordering and set notation86Chapter 1:Number66.1 Inequalities881.1 Square numbers and cube numbers6.2Sets and Venn diagrams901.2 Multiples of whole numbers12E 6.3 More about Venn diagrams1.3 Factors of whole numbers93131.4Prime numbers15Chapter 7:Ratio,proportion and rate1001.5 Prime factorisation167.1 Ratio1021.6 Finding the HCF and LCM187.2 Speed1081.7 Rational and irrational numbers207.3 Rates111Chapter 2:Fractions decimals and7.4 Proportion115percentages22Chapter 8:Estimation and limits of2.1 Equivalent fractions24accuracy1182.2Fractions and decimals268.1 Rounding whole numbers120E2.3Recurring decimals288.2 Rounding decimals1212.4 Converting percentages,fractions8.3 Significant figures123and decimals308.4 Estimating answers to calculations1242.5 Calculating a percentage348.5 Upper and lower bounds1262.6 Increasing or decreasing quantitiesE 8.6 Upper and lower boundsby a percentage36for calculations1282.7 One quantity as a percentage ofChapter 9:Standard form and surds132another409.1 Standard form1342.8 Simple interest and compound interest 431362.9 A formula for compound interest459.2 Calculating with standard formE 9.3 Standard form without a calculator140E 2.10 Reverse percentage47E 9.4 Surds142Chapter 3:The four operations50E 9.5 Rationalising the denominator1453.1 Order of operations523.2 Choosing the correct operation54Chapter 10:Applying number and3.3 Finding a fraction of a quantity14855using calculators1503.4 Adding and subtracting fractions5710.1 Units of measurement3.5 Multiplying and dividing fractions6010.2 Converting between metric units15110.3 Time153Chapter 4:Negative numbers6410.4 Currency conversions1564.1 Introduction to negative numbers6610.5 Using a calculator efficiently1574.2 Everyday use of negative numbers67Past paper questions:Number1594.3The number line684.4 Adding and subtracting withAlgebranegative numbers70Chapter 11:Algebraic representation4.5 Multiplying and dividing withand formulas170negative numbers7311.1 The language of algebra172Chapter 5:Powers and roots7611.2 Substitution into formulas1755.1 Squares and square roots7811.3 Rearranging formulas1775.2 Cubes and cube roots79E 11.4 More complicated formulas1792