Calculations with numbers are done with arithmetical operations, the most familiar being addition, subtraction, multiplication, division, and exponentiation. Their study or usage is called arithmetic, a …

Number is regularly used with plural count nouns (such as people or reasons) which refer to a quantity of individually countable items. while amount is mainly used with mass nouns (such as time or …

1. To call off numbers; count: numbering to ten. 2. To have as a total; amount to a number: The applicants numbered in the thousands.

Number, any of the positive or negative integers or any of the set of all real or complex numbers, the latter containing all numbers of the form a + bi, where a and b are real numbers and i denotes the …

A number is a count or measurement that is really an idea in our minds. We write or talk about numbers using numerals such as 4 or four.

When we use the word number, we refer to specific numbers: … Numbers such as first, second, third are ordinal numbers. We use them to put things in an order. We most commonly use ordinal …

A number can be thought of as a concept or an idea that indicates how many or how much. There are many different classifications or categories of numbers, such as integers, negative numbers, prime …

A number is an arithmatic value used to count, measure, label, or represent quantity. Learn the history of numbers, different types, their representation & more.

A number is a basic component of mathematics. Numbers are an integral part of our everyday lives. Learn what are numbers, the different types of numbers, and all the concepts related to numbers.

Planning a Numberphile podcast where I (Brady) answer any questions you might have for me, especially about Numberphile but whatever you might like to know. Please leave a few questions here.