no regrouping - Free Math Worksheets, Tables & Charts Subtracting with Regrouping Ten (includes base ten block visuals) (From Worksheet) Subtraction with regrouping (with place value blocks) (From Worksheet) Three 1-digit numbers e.g. 3 + 4 + 8 (From Worksheet) Three 2-digit numbers e.g. 35 + 14 + 26 (From Worksheet) Four 1-digit numbers e.g. 3 + 4 + 8 + 2 (From Worksheet)