1.1 - Estimation
1.2 - Multiplying with decimals
1.3 - Dividing with decimals
1.4 - Product of prime factors
1.5 - Highest Common Factor (HCF)
1.6 - Lowest Common Multiple (LCM)
1.7 - Index laws
1.8 - Negative indices
1.9 - Fractional indices
1.10 - Converting to & from standard form
1.11 - Calculations in standard form
1.12 - Simplifying with surds