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Subtraction

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In arithmetic and higher mathematics, subtraction is the inverse operation of addition.

In lower-level elementary mathematics and when using signed integers in programming languages, subtracting a number from a number with lower value is undefined.

Subtraction in different fields

Properties

In real life.

Subtraction is used in real life like addition like in computing change, calculating the amount remaining from a bank account, and many others.

Estimation

This can be done in the same way as addition.

See also

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