There are Irrational Numbers (like PI and e) that have infinitely many decimals which do not repeat and rational numbers (the quotient of two integers) which do eventually repeat.
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Two of them are terminating decimals and recurring decimals
The 3 kinds of decimals are "terminating" "recurring" and "other" Terminating decimals are ones that end, such as 0.74 or 0.19857 Recurring decimals are ones that don't end, but repeat, such as 0.6666666... or 0.142857142857142857.... Other decimals don't end, and don't repeat, but go on forever, such as pi=3.14159265358979323.....
No. But squares are a special kind of parallelogram.
give the meaning and answer of kinds of fraction percent ratio proportion decimals inverse comparing ratios converting rartios rate
You need decimals when you measure and fractions. You need decimals, because to measure and fractions. Also, so whole numbers could exist if there are decimals. There will be no math if there's no decimals.