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The subject of a formula is the variable that is being worked out. It can be recognised as the letter on its own on one side of the equals sign. For example, in the formula for the area of a rectangle A = b h ( area = base × height ), the subject of the formula is .

In order to change the subject of a formula: Use inverse operations to move a number, term, or variable.

So, here are 8 ways to memorize maths formulas in an easy way. Grow your interest in the concept in which you are studying. ... Connect your concept with a visual memory. ... Always solve the problems with math formulas. ... Write down maths formulas. ... Stick your written formulas on your wall. ... Recall all maths formulas before bedtime.

For example, Y is the subject of the following equations. Y = x + 1, Y = 4 + 2x, Y = 2(2x ? 3). In the relation v=u + at, v is said to be the subject. When a formula is rearranged so that a different letter becomes the subject, this process is referred to as changing the subject of the relation.

An example of a mnemonic acronym in math is PEMDAS, used to help students remember the rules for order of operations. It stands for Parentheses, Exponents, Multiplication and Division, and Addition and Subtraction.

How To Change The Subject of a Formula - GCSE Maths - YouTube YouTube Start of suggested clip End of suggested clip So this is going to be x is equal to 3 minus y. And so this is the answer for the second. Example.MoreSo this is going to be x is equal to 3 minus y. And so this is the answer for the second. Example.

How To Change The Subject of a Formula - GCSE Maths - YouTube YouTube Start of suggested clip End of suggested clip But if you want to show your work you can do it like this. So right now we have y minus a is equalMoreBut if you want to show your work you can do it like this. So right now we have y minus a is equal to x. So now that we have x by itself we're done. So the answer is just x is equal to y minus.