His childhood interest in puzzles and illusions had evolved into a fascination with ciphers and algorithms ... if read using a pilot’s standard decimal-minutes notation, would be ...

The proportion which the amount of the latter bore to the mass of the former would be represented with a “1” preceded by a decimal point and sixteen ciphers. At the end of a year, Mr. Soddy ...

Watch this video from Maths and Numeracy which shows how Snoot, Fin and Plimble compare fractions, decimals and percentages when fuelling their saucer. Fractions, decimals and percentages all have ...