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Numerosity sense correlates with fluent mathematical abilities.

Yiyun Zhang1, Ning An2, Jiani Chen2

  • 1School of Psychology, Liaoning Normal University, Liaoning, China; State Key Laboratory of Cognitive Neuroscience and Learning, Beijing Normal University, Beijing 100875, China.

Acta Psychologica
|June 30, 2022
PubMed
Summary
This summary is machine-generated.

Numerosity sense, the ability to estimate quantities, is linked to mathematical skills. This study found it predicts math abilities associated with fluency, but not all math skills.

Keywords:
Mathematical abilityMathematical fluencyNumerosity sense

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Area of Science:

  • Cognitive Psychology
  • Educational Psychology
  • Neuroscience

Background:

  • Existing research shows mixed results on the link between numerosity sense and mathematical ability.
  • Inconsistent findings may stem from diverse methods for assessing mathematical skills.
  • This study investigates how different facets of mathematical ability relate to numerosity sense.

Purpose of the Study:

  • To explore the relationship between numerosity sense and various mathematical abilities.
  • To test the hypothesis that mathematical fluency mediates the correlation between numerosity sense and mathematical ability.
  • To identify which specific mathematical skills are predicted by numerosity sense.

Main Methods:

  • 415 college students completed seven mathematical tasks and two numerosity tasks.
  • Cognitive covariates, age, and gender were controlled for.
  • Mathematical abilities assessed included number processing, arithmetic computation, numerical reasoning, and arithmetic learning.

Main Results:

  • Numerosity sense significantly predicted performance in parity judgment, visual digit comparison, and computation.
  • Numerosity sense did not predict numerosity estimation, auditory digit comparison, number series completion, or digit associate learning.
  • These findings held after controlling for age, gender, and general cognitive factors.

Conclusions:

  • Numerosity sense is a significant predictor of mathematical abilities characterized by fluency.
  • The relationship between numerosity sense and mathematical ability is not universal across all math skills.
  • Mathematical fluency appears to be a key factor in the observed correlations.