You can print out the worksheets and complete them, you can write the questions from the worksheet onto paper or you can use the questions and talk through the number sentences with your child physically doing the calculation.
What do these symbols mean?
What is - ?
What is = ?
What is a number sentence ?
What happens to the answer when taking a number away?
Day 1. Subtraction through crossing out.
Review of last terms work.
Day 2. Subtraction using part, part, whole.
Review of last terms work.