For years, a French mathematician searched for a proof that a gigantic number is prime. His method is still used 150 years ...

In this method the smaller number is partitioned (broken down into tens and units). \({27}\) is broken down into \({10}\), \({10}\) and \({7}\). The method of partitioning into tens, simplifies the ...

Division is used when sharing a number into another number. Division is the opposite of multiplying. The array method uses a rectangular grid for multiplication and division. Division can be used when ...

Buying a home for just €1 sounds like a dream. But Money feature writer Brad Young has been investigating the reality. One DIY novice found a padlocked chest with hidden secrets - but another planned ...