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Cila Primary School

Ysgol Gynradd Cila

Subtraction Homework

Subtraction Success Criteria


Choose your level of challenge and remember the following: 

  • the largest number needs to be on top of the calculation
  • always start with the units
  • if the digit on the bottom is lower than the digit on the top, then you will need to borrow from the nearest column

Column Subtraction of Whole Numbers