Using Mental Math to Subtract
Mental Math Subtraction
Reasonableness
Relate Subtraction with Addition
Challenge
Bake Sale
Cupcake Colors
Models for Subtracting 2-Digit Numbers
Subtract 2-digit Problems
Models for Subtracting 3-Digit Numbers
Subtracting Problems up to 3 Digits
Subtracting 3-Digit Numbers
3-digit Subtraction
Subtracting Across Zero
Subtracting Across Zeroes Activity
Scrambled Egg City