Given a number, find the sum of all the unique multiples of particular numbers up to but not including that number. If we list all the natural numbers below 20 that are multiples of 3 or 5, we get 3, ...

This Google Sheets Advanced Tutorial explains IF, VLOOKUP, INDEX MATCH, and pivot tables, plus macros and Apps Script for workflow automation.

From Japan to Argentina to the US, nations around the world have put their own stamp on the mouthwatering meat – making beef a destination in itself. Massimo Bottura is one of the world's best chefs ...