You use decimal numbers (or decimal notation) when you use hundreds, tens, and ones. Decimals are based on ten, multiples of ten, and tenths. A decimal point separates whole numbers from decimal fractions.
Decimals
You use decimal numbers (or decimal notation) when you use hundreds, tens, and ones. Decimals are based on ten, multiples of ten, and tenths. A decimal point separates whole numbers from decimal fractions.