27 Facts About Numbers That You Must Teach Your Kids | Kidadl


27 Facts About Numbers That You Must Teach Your Kids

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From counting money to our body weight, numbers are something everyone must be familiar with.

Kindergarten students must grasp the concept of understanding numbers. Since infancy, children have been exposed to and have seen numerous mathematical ideas, such as quantity comparison and pattern identification.

When your children start going to school, you may begin teaching them numbers in a fun and engaging method. Use numbers in everyday chores that you and your children undertake together. For instance, ask your youngster to assist you in setting the table by placing one fork or two spoons by each dish.

You might also have her count peas or apples to make the connection between numbers and amounts. Another alternative is to encourage her to count her toys while she assists you in putting them away after they've been played with.

In school, students may learn about numbers via rhymes and songs. Number songs and rhymes such as '10 Little Monkeys Jumping On The Bed,' 'The Ants Are Marching One By One,' and others may be used to educate children about numbers in a fun way. As students sing, teachers may show the numbers on fingers. This will help the students understand that a certain number corresponds to a certain number of fingers.


It is important that students learn about numbers in school. Let us take a look at some number facts in this section.

When you multiply a single-digit number by 9 and add all of the product's digits, the result is always 9.

The Egyptians were the first to establish a ciphered numeric system. The Greeks were the next to map their counting numerals onto the Ionian and Doric alphabets.

Roman numerals employed combinations of letters from the Roman alphabet. These were popular in Europe until the late 14th century.

After that, the superior Hindu–Arabic numeral system expanded. The Hindu–Arabic numeral system is still the most widely used method for expressing numbers today.

The sign for zero was invented by ancient Indian mathematicians around 500 AD. This was crucial to the system's efficiency.

Tally markings have been found carved into bones and other objects of the past. These tally markings might have been used to keep track of quantities, such as animals. It may also have been used to count elapsed time, such as days or lunar cycles.

The Mesopotamian base 60 system was the oldest known system containing place value.

The earliest reported usage of zero was in the 'Brhmasphuasiddhnta.' This was the principal work of the Indian mathematician Brahmagupta.

Main Classification

Schools allow students to grasp ideas and skills through various methods. Here are some more helpful number facts.

Natural numbers include all positive integers from one to infinity. Natural numbers do not contain zero or negative numbers.

Natural numbers are a collection of all whole integers except zero. These figures play an important role in our daily actions and communication.

In mathematics, the word 'integer' was derived from Latin. An integer denotes completeness. These are similar to whole numbers, except that they may also contain negative values.

An integer is a number with no decimal or fractional element from the set of negative and positive numbers, including zero. 'Z' denotes a set of integers.

Rational numbers are one of the most prevalent types of numbers that we learn in math. These numbers are of the form p/q, where p and q are integers, and q is less than zero.

A rational number has the form p/q, where p and q are both integers and q is not equal to zero. 'Q' stands for the set of rational numbers.

A rational number is one which can be written as a fraction. Both the numerator and the denominator should be integers.

Except for complex numbers, every number we can conceive of is a real number. Rational numbers, fractions, and irrational numbers, are all examples of real numbers.

The sum of a real and an imaginary number is a complex number. A complex number is denoted by the letter 'z' and has the form 'a + b'. Both 'a' and 'b' are real numbers in this case.


(Students in school can be taught about numbers through fun games.)

Subclasses Of Complex Numbers

Complex numbers are made up of a real number and an imaginary number. In this section, we will learn some number facts about the subclasses of complex numbers.

An algebraic number is a solution to a polynomial equation with integer coefficients.

Irrational numbers are real numbers that are not rational numbers.

Transcendental numbers are complex numbers that are not algebraic.

Algebraic integers are algebraic numbers that are solutions of a monic polynomial equation with integer coefficients.

Constructible numbers are those complex numbers whose real and imaginary portions can be created in a limited number of steps. Constructible numbers begin with a specified segment of unit length.

Computable numbers are real numbers that can be represented accurately on a computer. A computable number is represented exactly by its initial digits plus a program for calculating further digits.

Computable numbers, on the other hand, are seldom employed in practice. One issue is that there is no method for determining if two integers are equal.

The cardinality of the set of computable numbers is the same as that of the natural numbers. As a result, almost no real numbers can be computed.

Extension Of The Concept

Children are fast learners who have little trouble grasping ideas. Read on to learn some more number facts.

P-adic numbers can have infinitely long expansions to the left of the decimal point. The number system that arises is determined by the digits' base.

Rational numbers are found in the set of p-adic numbers. However, they are not found in the set of complex numbers.

Some number systems that aren't included in the complex numbers can be built from real numbers. This can be implemented in a method that generalizes complex number generation. They're also known as hypercomplex numbers.

Kid learning numbers through game. Sensory activity with wooden numbers and shoe laces. Educations at home, pre-school education, Montessori methodology. sequence of numbers, arithmetic


What is a number fact?

Number bonds, such as addition and subtraction, are a number fact.

What are some number facts for kids?

For children, number facts are simple addition, subtraction, multiplication, and division calculations. Children should be able to remember these facts quickly and without having to think about them.

What is a unique number fact?

The only number without a Roman numeral is zero.

What is a number family?

A number family is a collection of arithmetic facts or equations formed using the same set of integers in math. The fact family depicts the connections between the three integers. There are four addition and subtraction phrases formed by utilizing three integers in an addition and subtraction fact family.

What is a prime number?

A prime number is a number that may only be divided by itself and by one. It will not leave any remainders. A prime number cannot be divided by any other positive integer without leaving a decimal or fraction residue.

What is a rational number?

A rational number is one in which every integer can be expressed as a fraction. The numerator should be a whole number while the denominator should be a whole number other than zero.

What is a composite number?

Numbers containing more than two elements are called composite numbers. The number of components that a number has may be used to classify it. Most numbers include more than two elements and are referred to as composite numbers.

What is an irrational number?

Any real number that cannot be represented as the quotient of two integers is an irrational number.

What is a mixed number?

A mixed number is a combination of a whole number and a correct fraction. It usually denotes a number that falls between two whole numbers.

Who invented the number system?

Indians invented the number system. In the fifth century, Aryabhatta invented place-value notation. A century later, Brahmagupta created the sign for zero.

Kidadl Team
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Kidadl Team

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