Subtraction, Year 1, • 17/07/2026 Missing numbers within 20 Previous Counting back from a 2 digit number (bridging) You Might Also Like Written strategy - expanded column addition method Y3 Compact Column Addition With Renaming Repeated addition Y4 Informal to Formal Division Methods - Simple and Complex Y4 compact column subtraction
Subtraction, Year 1, • 17/07/2026 Missing numbers within 20 Previous Counting back from a 2 digit number (bridging) You Might Also Like Written strategy - expanded column addition method Y3 Compact Column Addition With Renaming Repeated addition Y4 Informal to Formal Division Methods - Simple and Complex Y4 compact column subtraction