• Strategies That We Have Learned to Solve Addition Problems:

    36 + 20 = 
     
     

    1.         Open Number Line

     

    ________________________

     

                     36                                                               

     

    2.        Break up the tens and the ones.

    36 + 20= 

    30 + 20=50

    6 + 0= 6

    Answer:  56

     

    3.        Draw a picture.