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  2. Age of the captain - Wikipedia

    en.wikipedia.org/wiki/Age_of_the_captain

    The age of the captain is a mathematical word problem which cannot be answered even though there seems to be plenty of information supplied. It was given for the first time by Gustave Flaubert in a letter to his sister Caroline in 1841: [1] [2] Puisque tu fais de la géométrie et de la trigonométrie, je vais te donner un problème : Un navire ...

  3. Dyscalculia: Symptoms and Treatment of This Math Learning ...

    www.webmd.com/add-adhd/childhood-adhd/...

    This is called acquired dyscalculia. In some cases, your trouble with math might not be related to dyscalculia. It may be a side effect of other things like: Anxiety or math-related anxiety. Lack ...

  4. Ages of Three Children puzzle - Wikipedia

    en.wikipedia.org/wiki/Ages_of_Three_Children_puzzle

    The Ages of Three Children puzzle (sometimes referred to as the Census-Taker Problem [1]) is a logical puzzle in number theory which on first inspection seems to have insufficient information to solve. However, with closer examination and persistence by the solver, the question reveals its hidden mathematical clues, especially when the solver ...

  5. Word problem (mathematics education) - Wikipedia

    en.wikipedia.org/wiki/Word_problem_(mathematics...

    Word problem from the Līlāvatī (12th century), with its English translation and solution. In science education, a word problem is a mathematical exercise (such as in a textbook, worksheet, or exam) where significant background information on the problem is presented in ordinary language rather than in mathematical notation.

  6. When Should Kids Learn to Read, Write, and Do Math? - WebMD

    www.webmd.com/parenting/features/when-should...

    second grade: kids learn to add and subtract with double digits. third and fourth grades: kids learn to multiply and divide. Ages 11-13: learning math. Kids learn to: perform more complex math ...

  7. 11 Early Signs of Dementia: What to Watch Out For - Healthline

    www.healthline.com/health/dementia/early-warning...

    reasoning and problem-solving abilities. language skills. communication. focus. Depending on the cause, if a doctor diagnoses dementia early, treatment options may help slow cognitive decline. 1 ...

  8. Helping Your Late-Talking Children - WebMD

    www.webmd.com/baby/features/helping-your-late...

    Boys tend to develop language skills a little later than girls, but in general, kids may be labeled "late-talking children" if they speak less than 10 words by the age of 18 to 20 months, or fewer ...

  9. Word problem (mathematics) - Wikipedia

    en.wikipedia.org/wiki/Word_problem_(mathematics)

    Word problem (mathematics) In computational mathematics, a word problem is the problem of deciding whether two given expressions are equivalent with respect to a set of rewriting identities. A prototypical example is the word problem for groups, but there are many other instances as well.