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Related Experiment Video

Updated: Apr 6, 2026

Assessment of Age-related Changes in Cognitive Functions Using EmoCogMeter, a Novel Tablet-computer Based Approach

Assessment of Age-related Changes in Cognitive Functions Using EmoCogMeter, a Novel Tablet-computer Based Approach

Published on: February 14, 2014

Aging and the number sense: preserved basic non-symbolic numerical processing and enhanced basic symbolic processing.

Jade E Norris¹, William J McGeown², Chiara Guerrini¹

¹Department of Psychology, University of Hull Hull, UK.

Frontiers in Psychology

|August 4, 2015

Summary

This summary is machine-generated.

Aging does not impair basic non-symbolic numerical skills, but may improve symbolic numerical skills and mathematical achievement due to lifetime number exposure. Older adults showed resilience in number sense despite challenges with inhibition.

Keywords:

aging approximate number system exact number system non-symbolic numerical processing number sense numerical cognition quantity discrimination symbolic numerical processing

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Area of Science:

Cognitive Psychology
Neuroscience of Aging
Developmental Psychology

Background:

Aging typically causes cognitive decline, but its impact on numerical cognition, or number sense, is unclear.
Previous research on aging and numerical skills focused on arithmetic or non-symbolic quantity discrimination, yielding mixed results.

Purpose of the Study:

To investigate the effect of healthy aging on both non-symbolic and symbolic basic numerical skills.
To examine how aging influences mathematical ability and inhibitory processes within numerical tasks.

Main Methods:

Compared non-symbolic and symbolic numerical comparison tasks in younger (18-25) and older (60-77) adults.
Assessed mathematical achievement and spelling abilities in both age groups.

Main Results:

Non-symbolic numerical skills (accuracy, Weber fractions) were resilient to aging, with similar performance between groups.
Older adults showed better symbolic numerical processing and higher mathematical achievement scores.
Both groups exhibited reduced non-symbolic acuity with inhibition, but older adults were slower in these trials.

Conclusions:

Basic non-symbolic numerical skills are preserved in aging, suggesting a resilient innate number sense.
Lifetime exposure to numbers may enhance symbolic numerical skills and mathematical abilities in older adults.
Aging can exacerbate performance deficits in numerical tasks requiring inhibition.