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...write numbers in a specific way - using scientific notation. In scientific notation, 92.3 billion litres is written as 9.23 × 1010 litres. (One billion is 1 × 109, so 92.3 billion becomes 92.3 × 109, which is written in formal scientific notation as 9.23 × 1010.) The UK population in 2010 was approximately 62 million. Express the UK population in scientific notation....

...write large numbers in full and shortened forms carry out calculations with large numbers carry out multistage calculations solve problems involving negative numbers define some key mathematical terms (multiple, lowest common multiple, factor, common factor and prime number) identify lowest common multiples and factors use fractions, decimals and percentages and convert...

...writing, some 1500–2000 years earlier still (see Figure 1). [Figure 1] Figure 1 By the middle of the third millennium BC, the writing style had evolved into the highly abstract and unrepresentational cuneiform (‘wedge-shaped’) script. This script, which was used initially for writing down words in the Sumerian language, was later also adopted by neighbouring...