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Dyscalculia - the maths learning difficulty few people know about
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Dyscalculia is a little known congenital learning difficulty that experts say affects about 5 per cent of the population.
ST PHOTO: GAVIN FOO
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SINGAPORE - Imagine that your child is taking the Primary School Leaving Examination (PSLE), but cannot count forwards or backwards mentally.
One student relied on his ruler in the national exam. If he had to, say, add 10 and eight, he would use the line indicators as markers to count forward.