3digit numbers crossing 10 or 100 Can you remember how to add numbers together using the expanded method Here is an example below using 2digit numbers Model how this changes when adding a 2digit number to a 3digit number ID: 1044874
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3. 04.11.20L.G. To add 2-digit and 3-digit numbers- crossing 10 or 100
4. Can you remember how to add numbers together using the expanded method? Here is an example below using 2-digit numbers:Model how this changes when adding a 2-digit number to a 3-digit number
5. Have a go at solving these additions on a whiteboard, looking at your answers together as a class.
6. Have a go at completing these calculations in your book:354 + 63 = 739 + 46 =515 + 39 = 883 + 32 =275 + 54 = 627 + 58 =Once you’ve completed these you can have a go at the extension problems.
7. Plenary