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Related Experiment Video

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Multimedia Battery for Assessment of Cognitive and Basic Skills in Mathematics BM-PROMA
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Numerical processing efficiency improved in children using mental abacus: ERP evidence utilizing a numerical Stroop

Yuan Yao1, Fenglei Du2, Chunjie Wang2

  • 1Department of Psychology and Behavioral Sciences, Zhejiang University Hangzhou, China ; Bio-X Laboratory, Department of Physics, Zhejiang University Hangzhou, China.

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Summary
This summary is machine-generated.

Long-term abacus-based mental calculation (AMC) training enhances numerical processing efficiency in children. This training improves the speed and automaticity of processing numerical magnitude, as shown by electroencephalography and event-related potential data.

Keywords:
facilitationinterferencemental abacusnumerical processingnumerical stroop paradigm

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Area of Science:

  • Cognitive Psychology
  • Neuroscience
  • Educational Psychology

Background:

  • Abacus-based mental calculation (AMC) is a traditional practice.
  • Its long-term effects on numerical cognition are not fully understood.
  • Understanding the neural mechanisms of numerical processing is crucial.

Purpose of the Study:

  • To investigate if long-term abacus-based mental calculation (AMC) training improves numerical processing efficiency.
  • To determine the specific stages of information processing affected by AMC training.
  • To explore the neural correlates of these effects using electroencephalography (EEG) and event-related potentials (ERPs).

Main Methods:

  • Thirty-three children were randomly assigned to either an AMC training group or a control group for two years.
  • Participants completed a numerical Stroop task assessing numerical magnitude (NC) and physical size (PC) judgments.
  • EEG and ERPs were recorded to analyze temporal dynamics and neural activity.

Main Results:

  • The AMC group demonstrated faster response times in the numerical magnitude task compared to the control group.
  • Event-related potential (ERP) analysis revealed that the AMC group showed earlier and more widespread congruity effects (N1, N2, and late positive component).
  • Increased late positive component (LPC) amplitudes in the left parietal region correlated with faster response times in the AMC group.

Conclusions:

  • Abacus-based mental calculation (AMC) training enhances numerical processing efficiency.
  • AMC strengthens the link between symbolic representation and numerical magnitude, leading to quicker and more automatic processing.
  • The findings suggest that AMC training impacts early and late stages of numerical information processing.