Math Worksheets for Kids Online - SplashLearn Add and Subtract 2-Digit and 1-Digit Numbers without Regrouping: Horizontal Addition and Subtraction Worksheet In this worksheet, learners will add and subtract 2-digit and 1-digit numbers without regrouping. 1 2 VIEW DETAILS Subtraction Worksheets for Kids (525) View all 525 worksheets Introduction to Subtraction