Written addition of two 3-digit numbers

Today we are looking at the formal, written method of addition for adding two 3-digit numbers.

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Today we are looking at the formal, written method of addition for adding a 2-digit number to a 3-digit number.

Using the formal written method to add two 3-digit numbers.

Using squared paper to set out formal written addition.

Missing digits for addition of 3-digit numbers.

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