Subtraction - On Your Marks 3

 $84-37=$  

 $93-\ldots=66$  

 $95-66=$  

 $217-\ldots=196$  

 $When\ rounding\ up\ we\ compensate\ by\ \ldots.$  

• adding

• subtracting

 $Subtract\ 26\ from\ 139.$  

• 113
  

• 112

• 114

• 111

 $91-82=$  

 $138-\ldots=68$  

 $Counting\ back\ strategy\ 68-35\ looks\ like...$  

• 68-30-5

• 68-30+5