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

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 …

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 …

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.

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 …

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 …

Digits are like tiny puzzle pieces that help create numerals. We have ten special symbols called digits: 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9. These digits are the building blocks of numerals. For …

A number is a word such as `two,' `nine,' or `twelve,' or a symbol such as 1, 3, or 47. You use numbers to say how many things you are referring to or where something comes in a series.

Numbers are an integral part of our everyday lives, right from the number of hours we sleep at night to the number of rounds we run around the racing track. Numbers define world records, …