## Symbols Notations: Interchange of signs and numbers based Tricks with Problem (Question) and Solutions

Interchange of signs based In this type of questions are provided with substitutes for various mathematical symbols or numerals followed by a question involving calculation of an expression.Note: While solving mathmatical expression according to the BODMAS rule. Solved Problems Q.1.If ÷ means ×, × means +, + means – and – means ÷, then find … Read more