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Answers

sub·trac·tion

[suhb-trak-shuhn]

NOUN

1.

an act or instance of subtracting.

2.

Mathematics. the operation or process of finding the difference between two numbers or quantities, denoted by a minus sign (−).

Source:
Dictionary.com

subtraction | Define subtraction at Dictionary.com

dictionary.reference.com/browse/subtraction

dictionary.reference.com/browse/subtraction

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