Subtitles & vocabulary
Square Root of Any Number in 3 seconds - Crazy Math Trick
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Lin posted on 2026/01/06Ever wished you could calculate square roots lightning fast? This video reveals a super cool mental math trick that lets you find the square root of almost any number in just seconds! You'll pick up some awesome speed math techniques and practical approximation skills that are surprisingly beginner-friendly.
Video vocabulary
approach
US /əˈprəʊtʃ/
・
UK /ə'prəʊtʃ/
- Verb (Transitive/Intransitive)
- To get close to reaching something or somewhere
- To request someone to do something specific
- Noun (Countable/Uncountable)
- Means of reaching a place, often a road or path
- Request of someone with a specific goal in mind
A2TOEIC
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US /ˈkɑnˌtɛnt/
・
UK /'kɒntent/
- Adjective
- Being happy or satisfied
- In a state of peaceful happiness.
- Noun (Countable/Uncountable)
- Information in something, e.g. book or computer
- The subject matter of a book, speech, etc.
A2
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US /dɪˈskrɪpʃən/
・
UK /dɪˈskrɪpʃn/
- Noun
- Explanation of what something is like, looks like
- The type or nature of someone or something.
A2TOEIC
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