\(\frac{2}{3}\) of A is equal to B. 30% of B is equal to C. The ratio of C:D is 3:5. If B is equal to 16, find the difference between A and D. Read the question through twice. Highlight or underline ...

Dividing into a given ratio. You can use bar models to divide amounts in a given ratio. For example, Isabel and Geraint share their savings of £96 in the ratio 5 to 3. How much money does each person ...

If you don’t know what Fibonacci day is then go now and have a look at the calendar, write today’s date in the Month/Day format (11/23), … ...

This article is adapted from Shape: The Hidden Geometry of Information, Biology, Strategy, Democracy, and Everything Else by Jordan Ellenberg. © Penguin Press 2021 ...

Calculate the difference between two values in your Microsoft Excel worksheet. Excel provides one general formula that finds the difference between numbers, dates and times. It also provides some ...