Children will use their strong understanding of place value to add and subtract two 4 digit numbers using exchanging.
We use concrete resources to physically show the children why an exchange is needed. Please see the video below for video aimed at Key Stage 2 children and their parents. This shows how to add two 3-digit numbers together using Dienes. The calculation shown is 263 + 119. Made by St Helena's C of E Primary School, Willoughby, Lincolnshire, UK.
This is a video aimed at Key Stage 2 children and their parents to model how to subtract one 3-digit number from another using Dienes cubes. The calculation shown is 263 - 119. Made by St Helena's C of E Primary School, Willoughby, Lincolnshire, UK.
Some children may also need some additional support with number facts and quick addition and subtraction. Practicing these simple number facts at home is a great way to ensure your child feels confident in class during this topic! Please use the link below: