Arithmetic Grade Three

Lesson One hundred and twelve: More Two Column Regrouping


Inspect this multiplication problem:

     54
    x 6 
   -----

Here are the steps to solve this problem:
                                                                                
    STEP ONE: MULTIPLY ONES COLUMN.
                                                                                
        4 x 6 = 24
                                                                                
    STEP TWO: PLACE ONES VALUE IN ONES COLUMN AND CARRY TENS.
                                                                                
          2
          54
         x 6
        -----
           4
                                                                                
    STEP THREE: MULTIPLY TENS AND ADD CARRIED VALUE.
                                                                                
        5 x 6 + 2 = 32
                                                                                
    STEP FOUR: PLACE VALUE IN HUNDREDS AND TENS COLUMN.
                                                                                
          2
          54
         x 6
        -----
         324
                                                                                
Before going on to the activity, do these problems on a sheet of paper:

     33			  45			  72
    x 6 		 x 3			 x 8
   -----		------			------


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