New posts in fractions

Logic behind dividing negative numbers

arithmetic fractions

How to pronounce fractions with denominators larger than 20 where the last digit of the denominator is 1 or 2? eg 4/31

word-usage pronunciation mathematics transatlantic-differences fractions

What are the rules about using 'half of' with plural nouns?

grammaticality determiners fractions

If the decimal expansion of $a/b$ contains "$7143$" then $b>1250$

elementary-number-theory contest-math recreational-mathematics fractions

Weird large K symbol

notation fractions continued-fractions

How does $\frac{1}{2jw(1+jw)}$ become $\frac{-j(1-jw)}{2w(1+w^2)}$, where $j^2=-1$?

algebra-precalculus complex-numbers fractions

What is $\cdots ((((1/2)/(3/4))/((5/6)/(7/8)))/(((9/10)/(11/12))/((13/14)/(15/16))))/\cdots$? [duplicate]

sequences-and-series fractions

Find the values of $n$ that make the fraction $\frac{2n^{7}+1}{3n^{3}+2}$ reducible.

number-theory divisibility fractions

Bad Fraction Reduction That Actually Works

elementary-number-theory arithmetic fractions fake-proofs

Why does this ratio of sums of square roots equal $1+\sqrt2+\sqrt{4+2\sqrt2}=\cot\frac\pi{16}$ for any natural number $n$?

sequences-and-series geometry trigonometry summation fractions

How much is Plural? [duplicate]

grammatical-number numbers measuring-units fractions

How to make sense of fractions?

fractions

Why do we miss 8 in the decimal expansion of 1/81, and 98 in the decimal expansion of 1/9801?

fractions decimal-expansion

Finite Sum $\sum\limits_{k=1}^{m-1}\frac{1}{\sin^2\frac{k\pi}{m}}$

analysis trigonometry summation closed-form fractions

Why is $\pi$ irrational if it is represented as $C/D$?

irrational-numbers pi fractions

Express 99 2/3% as a fraction? No calculator

algebra-precalculus fractions percentages

Why are we allowed to cancel fractions in limits?

calculus limits polynomials fractions

"Ten times fewer the number" versus "one-tenth the number"

numbers fractions

How to explain for my daughter that $\frac {2}{3}$ is greater than $\frac {3}{5}$?

inequality soft-question arithmetic education fractions

When and why did "a" become a synonym for "per"?

indefinite-articles fractions