To calculate BMI (body mass index), divide your weight in kilograms by the square of your height in metres: BMI = kg ÷ m². For example, a person who weighs 70 kg and is 1.75 m tall has a BMI of 70 ÷ (1.75 × 1.75) = 22.9, which sits in the healthy range of […]
They sound interchangeable, but percentage difference and percentage change answer different questions — and using the wrong one can change your answer by several points. Percentage change measures how much a value has moved from an original value to a new one, so it has a direction. Percentage difference measures how far apart two values […]
To convert RGB to HEX by hand, take each of the three RGB values, divide it by 16, and write the quotient and the remainder as hexadecimal digits. Join the three two-digit results together after a #. For example, rgb(255, 99, 71) becomes #FF6347. It takes under a minute once you know the trick, and […]
To remove VAT from a price, divide the VAT-inclusive price by 1 plus the VAT rate. For the UK standard rate of 20%, divide by 1.20: a £120 price including VAT is £100 before VAT, and the VAT inside it is £20. For the 5% reduced rate, divide by 1.05: £105 becomes £100 net with […]
In 2026, TikTok pays most creators between $0.40 and $1.00 per 1,000 qualified views through its Creator Rewards Program. That works out to roughly $400–$1,000 for a video that reaches a million qualified views. There is one big catch: TikTok does not pay for every view your video gets, and the old figures of $0.02–$0.04 […]