Mrs B’s easy way to subtract from numbers with lots of zeros!
Hi all,
Here is a wonderful way of avoiding exchanging when taking away,
This method works for any numbers with lots of zeros, such as for money (when you calculate change from £5 or £10 or £20 and so on) and also for measures.
Make up your own problems to check it, and see for yourself how much easier it makes subtraction!
Here is a wonderful way of avoiding exchanging when taking away,
This method works for any numbers with lots of zeros, such as for money (when you calculate change from £5 or £10 or £20 and so on) and also for measures.
Make up your own problems to check it, and see for yourself how much easier it makes subtraction!