• 39 Model Adding a 2-Digit and a 1-Digit Number with Regrouping
  in Math > 8-49 with 1-digit 2-digit adding model number regrouping
• 39 Model Adding Two 2-Digit Numbers with Regrouping
  in Math > 8-49 with 2-digit adding model numbers regrouping
• 39 Model and Record 2-Digit Addition
  in Math > 8-49 with 2-digit addition model record
• 42 Model and Record 2-Digit Subtraction
  in Math > 8-49 with 2-digit model record subtraction
• 42 Model Subtracting from 2-Digit Numbers, No Regrouping
  in Math > 8-49 with 2-digit model numbers regrouping subtracting
• 42 Subtract 2-Digit Numbers with Regrouping
  in Math > 8-49 with 2-digit numbers regrouping subtract
• 42 Subtract from 2-Digit Numbers with Regrouping
  in Math > 8-49 with 2-digit numbers regrouping subtract
• 65 Multiply by 2-Digit Numbers
  in Math > 50-65 with 2-digit multiply numbers
• 80 Divide by 2-Digit Numbers
  in Math > 66-94 with 2-digit divide numbers

2-digit from all users