soma errática; quantia irregular
1. A total or aggregate amount that is unpredictable, inconsistent, or varying in nature; a sum that lacks a fixed pattern or predictable value
The erratic sum of donations received each month made it difficult to budget for the charity.
A soma errática de doações recebidas a cada mês dificultava o orçamento da caridade.
2. In mathematics or accounting, an unstable or unpredictable total resulting from irregular or inconsistent data points
The financial analyst noted that the erratic sum of quarterly earnings prevented accurate forecasting.
O analista financeiro observou que a quantia irregular dos ganhos trimestrais impedia previsões precisas.
This term is primarily used in technical, financial, and academic contexts in both Brazilian Portuguese and American English. It reflects the modern globalized discourse of finance and mathematics rather than having significant cultural-specific usage patterns.
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