Arithmetic Grade Three

Lesson One hundred and twelve: More Two Column Regrouping


Inspect this multiplication problem:

     29
    x 3 
   -----
     87

Here are the steps to solve this problem:

    STEP ONE: MULTIPLY ONES COLUMN.

	9 x 3 = 27

    STEP TWO: PLACE ONES VALUE IN ONES COLUMN AND CARRY TENS.

	  2
	  29
	 x 3
	-----
           7

    STEP THREE: MULTIPLY TENS AND ADD CARRIED VALUE.

	2 x 3 + 2 = 8

    STEP FOUR: PLACE VALUE IN TENS COLUMN.

	  2
	  29
	 x 3
	-----
          87
 

Click here to go to next page