They are written as numbers usually are. The place value of the digit immediately to the left of the decimal point is ones and the place value of all other digits is ten times the value of the digit to their right.
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Yes, all rational numbers can be written as decimal numbers.
Decimal numbers that can be expressed as fractions are rational but decimal numbers that can't be expressed as factions are irrational
Rational numbers can be written as a fraction with a non-zero denominator,as a terminating,a decimal,or a repeating decimal.
rational numbers because it is a terminating decimal and can be written as a fraction.
Any fraction composed of real numbers can be written as a decimal approximation.However, some irrational numbers, like Pi, are never-ending as decimals, and must be rounded off.