We would like to know if it was easy and if you liked it and why ?
This is how to do it
1.draw short vertical line
2.decide which number to double
3.put a number 1 at the top left corner
4.put the number you decided at the top right corner
5.double both sides until you can make the number on the left
6. add up the right hand side and it will give you the answer!
Press here to download the powerpoint
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| A straght line |
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| Keep doubling ! |
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Add up both side when you know which doubles to add ! As ckear as mud!
By Albion, Finn, Lewis, Clara, Harry B, Samuel, Jessica, Ethan K, Tilly, Grace, Chloe, .JPG)
Aimee- I liked the way we did it but also I didn't like it because it was too hard, so I would not like to do it again.
ReplyDeleteMaria - I liked it even though it was a bit hard.
Layla - it is easier to do arrays but this was a good way.
Kaileigh - I didn't like it because it was really hard and I had to do every thing twice.
Robbie - It was really easier when I did it with my teacher.
Jessica - It was really easy so I want to do it more often.
Erin - I liked it because it was fun.
Oliver - I found it tricky because there was 10x20 and I knew it was 200 but it said it was 160.
Alfie - I knew what the answers were in my head but when I used this it kept going wrong.
Regan - When I was first doing it I found it tricky, but when I got into it I found it easier.
Katelyn - It was hard. I kept getting it wrong.