Q: What mental math method will give you the correct answer to 127 98?

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Can you give an example? What kind of method would you like?

A mathematical method is a group of steps taken that will always give you a correct formula, in every scenario. Mathematical methods are found everywhere including algebra, geometry, calculus and in almost all other fields of math.

how to do mental math useing propertys

to give correct change for one

Mental math is basically math in your head so for example 40x2=80 so I did that in my head

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Since 98 is 100 minus 2, you can think of this as 136 + 100 - 2, or 236 - 2, the answer being 234.

math that is done in your head

Mathemagic

When the correct answer is a quotient.

Can you give an example? What kind of method would you like?

A mathematical method is a group of steps taken that will always give you a correct formula, in every scenario. Mathematical methods are found everywhere including algebra, geometry, calculus and in almost all other fields of math.

13.48 - 6.1 in mental math = 7.380000000000001

how to do mental math useing propertys

to give correct change for one

mental math is doing the math in your head or in your mind but not in a calculator or pencil and paper

Mental math is basically math in your head so for example 40x2=80 so I did that in my head

double root = Math.sqrt(XXXXX); where XXXXX is the number for which you want to calculate the square root.