To read very large and very small numbers solve a range of practical calculations including positive and negative numbers, including rounding whole numbers and decimals up to three places solve problems involving fractions, decimals and percentages, including calculating percentage increase and decrease and how it is important for carpenters, painters, plasterers, plumbers, electricians, handyman, roof tilers, concreters, tilers, landscapers, para medic, health department workers in their personal life, vocational life, financial life, civic life, health related, recreation life