3 worksheets with regrouping, 3 worksheets with no regrouping, 6 answer sheets, Trace font so option for children to also practice writing out the number problem, Self assessment smiley for children to assess difficulty using the traffic light colour system. This is great practice for children being introduced to 3 digit column addition. Together these worksheets can be made into a workbook which will give children plenty of practice to master these skills. Children can begin with the no regr