sum Meaning in the Cambridge Learner’s Dictionary
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Meaning of “sum” - Learner’s Dictionary

sum

noun [C]
 
 
/sʌm/
MONEY B1 an amount of money: a large/small sum of moneyGeneral words for amounts of moneyLarge amounts of moneySmall amounts of money
MATHS UK a simple mathematical calculation such as adding two numbers together: Kids these days can't do sums without a calculator.Calculations and calculatingAddition, subtraction, multiplication and division
TOTAL the total amount that you get when you add two or more numbers together: The sum of six and seven is thirteen. →  See also lump sum Calculations and calculatingAddition, subtraction, multiplication and division
(Definition of sum from the Cambridge Learner’s Dictionary © Cambridge University Press)
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