All about Subtraction In this section we will learn the basics of subtraction. (-) subtraction is a basic operation of arithmetic. What is Subtraction Subtraction is an operation which is used to find the difference between two numbers. When we have a group of objects(an amount) and we take away few objects (subtract) from it, […]
Read More →Ratio: Definition – Examples When we compare two quantities or numbers and determine “how many times” first number is of second number. orwe can say how two quantities are compared with each other. Example: In a class there are 3 boys and 2 girls. […]
Read More →Ratios word problems we see some word problems. 1. Find the ratio of 90cm and 1.2m. There are two quantities 90cm and 1.2m, but units of both quantities are different. First we convert them into same units. […]
Read More →Polynomials – Definition – Example A ‘Polynomial’ is a mathematical expression consisting of variables (indeterminates), coefficients and the operations of addition, subtraction, multiplication and non-negative integer exponents of variables. Example: A Polynomial of a single variable x is x2 + 3x A Polynomial of a variable y is […]
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