A simple finger trick for the 11 times table is helping secondary school students aged 12 to 16 improve mental arithmetic skills. By separating two-digit numbers, adding the digits, and inserting the ...
Young students around the world struggle to memorize multiplication tables, but the effort pays off. Cognitive scientists say that learning 6 x 7 and 8 x 9 by heart frees up the brain’s working memory ...
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