New posts in arithmetic

How to prove that $7^{31} > 8^{29}$

inequality arithmetic exponentiation number-comparison

Are the real numbers ever needed to prove a property of the natural numbers?

number-theory logic arithmetic peano-axioms foundations

Evaluating $3\lfloor{\frac{n}{2}}\rfloor + 6\lfloor{\frac{n}{2}}\rfloor (n - \lfloor{\frac{n}{2}}\rfloor -1)$ [closed]

linear-algebra summation arithmetic

$3^n$ does not divide $4^n+5$ for $n\geq 2$

arithmetic divisibility exponentiation p-adic-number-theory

Aunt and Uncle's fuel oil tank dip stick problem

calculus trigonometry arithmetic conic-sections

Does negative zero exist? [closed]

arithmetic definition real-numbers

8 / 4 (4-2) = ? What is answer? [duplicate]

arithmetic calculator

How to avoid stupid mistakes in calculus exams without checking the whole process?

calculus soft-question arithmetic

Is the average of the averages equal to the average of all the numbers originally averaged?

arithmetic average

Calculating $\sqrt{28\cdot 29 \cdot 30\cdot 31+1}$

algebra-precalculus arithmetic factoring

How to explain that division by $0$ yields infinity to a 2nd grader

arithmetic

Multiplication tables with all entries distinct

reference-request elementary-number-theory arithmetic

How is it, that $\sqrt{x^2}$ is not $ x$, but $|x|$?

algebra-precalculus arithmetic absolute-value radicals

What are all the integral solutions of $n!=m(m^2-1)$?

number-theory elementary-number-theory arithmetic diophantine-equations integers

Can you add a scalar to a matrix?

matrices notation arithmetic

Why is the Fundamental Theorem of Arithmetic so important?

algebra-precalculus elementary-number-theory prime-numbers arithmetic

About an inequality including arithmetic mean, geometric mean and harmonic mean

inequality arithmetic radicals means

What does $200\%$ faster mean? (How can something be more than $100\%$ faster?)

terminology arithmetic percentages

Is$\frac{\sqrt{a}}{\sqrt{b}}$ the same as $\sqrt{\frac{a}{b}}$?

algebra-precalculus functions arithmetic education radicals

What is $0\div0\cdot0$?

arithmetic