The best thing about problem solving is shearing my maths with the other groups because they can learn new strategy.
I have learnt the written method strategy 64-19=45 64-20=44 44+1=45 |
|
The best thing about problem solving is shearing my maths with the other groups because they can learn new strategy.
I have learnt the written method strategy 64-19=45 64-20=44 44+1=45 |