Unit 1 HCF
and LCM 
Unit 5 Surds 1 
Unit 2 Rounding 
Unit 5 Surds 2 
Unit 2 Rounding 2 
Unit 5 Surds 3 
Unit 2 Rounding and estimation 
Unit 6 Standard Form 1 
Unit 2 Comparing
calculations and estimating 
Unit 6 Standard Form 2 
Unit 2 Upper and lower bounds 
Unit 6 Standard Form 3 
Unit 2 Calculations with lower and upper bounds 
Unit 6 Standard Form 4 
Unit 3 Add and subtract decimal pyramids 
Unit 6 Indices 1 
Unit 3 Terminating and recurring decimals 
Unit 6 Indices 2 
Unit 3 Multiplying decimals 
Unit 7 Percentage of an amount 
Unit 3 Multiply and divide decimals 
Unit 7 Non
 calculator percentages 
Unit 3 Dividing by a decimal 
Unit 7 Calculator
percentages 
Unit 3 Multiply & divide decs and recurring decs 
Unit 7 Percentage increase and decrease 1 
Unit 3 Decimals to Fractions 
Unit 7 Percentage increase and decrease 2 
Unit 4 Fractionsthe basics 
Unit 7 Perc inc and dec and compound interest 
Unit 4 Fraction of an amount 
Unit 7 Mixed Percentages 
Unit 4 Fractions of an amount spider 
Unit 8 Ratio 
Unit 4 Fractions mixed 
Unit 8 Ratio problems 
Unit 4 Adding fractions  different denominators 
Unit 8 Direct Proportion 
Unit 4 Add and subtract fractions 
Unit 8 Inverse Proportion 
Unit 4 Add and subtract mixed numbers 
Unit 8 Direct and Inverse Proportion 

