19 is only 1 away from 20, so you prefer to start by multiplying 20 times 5, which equals 100. Then we need to take away a squadron of 5, because there are actually only 19 squadrons, not 20. 100 take ...

To compare numbers, you need to look to see if a number is 'greater than' or 'less than' another number. You can use symbols to help you compare numbers: Small numbers are easy to count, but when ...

Tesco offers 50% off key Christmas item in store with Clubcard ‘until stocks last’ Supermarket giant Tesco is launching a 50% off deal for Clubcard holders on a key Christmas item - but only while ...