For those children isolating here are some links/resources to support your learning.
Lesson 1 - Number line to 10,000
https://www.bbc.co.uk/bitesize/articles/zngvp4j
Lesson 2 - Rounding to 10, 100, 1000
https://www.bbc.co.uk/bitesize/articles/zjf492p
Lesson 3 - Partitioning numbers
https://www.bbc.co.uk/bitesize/articles/zhnrcqt
Lesson 4 - Negative numbers
https://www.bbc.co.uk/bitesize/articles/zkmv382