"Decimal numbers" refer to numbers that use a base of 10, with digits ranging from 0 to 9, and may include a decimal point. These numbers are commonly used in everyday life and are easily understood by humans. Full definition
All students will learn the process of finding the average, so when the students working with whole numbers build their foundational knowledge of fractions and decimals, they will be able to apply the procedure they learned with whole numbers to finding the average of a series of decimal numbers without having to be taught that procedure separately from the rest of the class. (edutopia.org)
A kinaesthetic game for children to practise ordering decimal numbers in tenths from 0 to 10. (tes.com)