Delhi Public School TGT Teacher Interview Questions, Process, and Tips

The concept of zero is a fundamental mathematical concept representing the absence or null value.

• Zero is the numerical value that represents nothing or no quantity.

• It is used as a placeholder in the decimal number system.

• Zero is essential in arithmetic operations like addition, subtraction, and multiplication.

• It is also crucial in algebraic equations and calculus.

• The concept of zero was developed independently in diffe...read more

Place value refers to the value of a digit based on its position in a number, while face value is the value of the digit itself.

• Place value determines the significance of a digit in a number.

• The place value of a digit is determined by its position in the number, starting from the rightmost digit.

• The face value is the actual value of the digit, regardless of its position.

• For example, in the number 352, the place value o...read more

A fraction is a number that represents a part of a whole or a ratio between two quantities.

• A fraction consists of a numerator and a denominator separated by a slash (/).

• The numerator represents the number of parts we have, while the denominator represents the total number of equal parts.

• Fractions can be proper (numerator is less than the denominator), improper (numerator is greater than or equal to the denominator), or...read more

There are three types of fractions: proper fractions, improper fractions, and mixed fractions.

• Proper fractions have a numerator smaller than the denominator, e.g. 1/2.

• Improper fractions have a numerator greater than or equal to the denominator, e.g. 5/3.

• Mixed fractions consist of a whole number and a proper fraction, e.g. 2 1/4.