running total
summation of a sequence of numbers which is updated each time a new number is added to the sequence
en-US/ˈɹʌnɪŋ ˈtoʊtəl/
en-GB/ˈɹʌnɪŋ ˈtəʊtl/
summation of a sequence of numbers which is updated each time a new number is added to the sequence