A maths expert has shared a fraction trick which 99 per cent of people do not know - and it is guaranteed to make your life easier. @PinkPencilMath, a mechanical engineer, explains it best in her ...
Imagine you're a trader. You're on the trading floor, trying to price out if a 15-year bond issued by General Electric will generate the returns needed to placate your investors. Bad news, your ...
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Trig fractions add, subtract and simplify
In this video I show you how to simplify trigonometric identities by adding fractions. I begin this lesson by reminding you ...
To multiply two numbers with the same unit places, such as 97 and 98, one can write it as (100-3) x (100-2). Next, add the two numbers 3 and 2 together, which gives 5. Subtract 5 from 100 (as it falls ...
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A mechanical engineer who goes by the username of @PinkPencilMath on TikTok has shared a nifty way to change the way you work out percentages. The video claims that 99 per cent of people aren't aware ...
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