2 digit   multiplication
Easily explained !!

                   Presented by: Brent Daigle, Ph.D.
2 digit   multiplication
Factors- numbers multiplied together
Product – answer to multiplication problem




                              Presented by: Brent Daigle, Ph.D.
2 digit    multiplication
 The first step is
 to make sure
 the place
                       26
 values are lined
 up.                 x 12
                     Tens Ones
                                 Presented by: Brent Daigle, Ph.D.
2 digit   multiplication
                    1
 Begin with               Think, 2 x 6
 multiplying the
 bottom factor’s
                     26   equals 12.
                          Because
 one’s place
 with the top      x 12   there is still
                          the tens
 factors one’s
 place.               2   place to
                          multiply, you
                          must carry
                          the 1.
                          Presented by: Brent Daigle, Ph.D.
2 digit   multiplication
 Next, multiply
                   1     Think, 2x2=4+1=5
 the 2 and the
 other 2. Then,
                    26
 remember to
 add your carry   x 12
 of 1.
                    52
                            Presented by: Brent Daigle, Ph.D.
2 digit                multiplication
    Next, because
                                     1     Erase your carry
    we are going to
    the next place
    value (tens),
                                      26   from before.

    we need to use
    a 0 for a place                 x 12
    holder. Place
    the 0 under the                   52
    2 in the
    products line.                     0
Presented by: Brent Daigle, Ph.D.
2 digit     multiplication
 Next, begin to
                           Think 1x6=6.
 multiply the
 1in the tens
 place with the
                      26
 top line factor.
                    x 12
                      52
                     60
                               Presented by: Brent Daigle, Ph.D.
2 digit   multiplication
                   Think 1x2=2.

              26
            x 12
              52
            26 0
                       Presented by: Brent Daigle, Ph.D.
2 digit
Add the ones
                        multiplication
                                             Finally, add the two
place. Carry is
necessary.
Add the tens
                                        26   product lines to find
                                             the final product.

place. Carry is
necessary.
                                      x 12
Add the hundreds
place. Carry is
                                     1  52
necessary.                          + 26 0
Presented by: Brent Daigle, Ph.D.
                                      312
2 digit   multiplication
  The product is 312
2 digit   multiplication
          The end !

                   Presented by: Brent Daigle, Ph.D.

2 Digit Multiplication Easily Explained

  • 1.
    2 digit multiplication Easily explained !! Presented by: Brent Daigle, Ph.D.
  • 2.
    2 digit multiplication Factors- numbers multiplied together Product – answer to multiplication problem Presented by: Brent Daigle, Ph.D.
  • 3.
    2 digit multiplication The first step is to make sure the place 26 values are lined up. x 12 Tens Ones Presented by: Brent Daigle, Ph.D.
  • 4.
    2 digit multiplication 1 Begin with Think, 2 x 6 multiplying the bottom factor’s 26 equals 12. Because one’s place with the top x 12 there is still the tens factors one’s place. 2 place to multiply, you must carry the 1. Presented by: Brent Daigle, Ph.D.
  • 5.
    2 digit multiplication Next, multiply 1 Think, 2x2=4+1=5 the 2 and the other 2. Then, 26 remember to add your carry x 12 of 1. 52 Presented by: Brent Daigle, Ph.D.
  • 6.
    2 digit multiplication Next, because 1 Erase your carry we are going to the next place value (tens), 26 from before. we need to use a 0 for a place x 12 holder. Place the 0 under the 52 2 in the products line. 0 Presented by: Brent Daigle, Ph.D.
  • 7.
    2 digit multiplication Next, begin to Think 1x6=6. multiply the 1in the tens place with the 26 top line factor. x 12 52 60 Presented by: Brent Daigle, Ph.D.
  • 8.
    2 digit multiplication Think 1x2=2. 26 x 12 52 26 0 Presented by: Brent Daigle, Ph.D.
  • 9.
    2 digit Add theones multiplication Finally, add the two place. Carry is necessary. Add the tens 26 product lines to find the final product. place. Carry is necessary. x 12 Add the hundreds place. Carry is 1 52 necessary. + 26 0 Presented by: Brent Daigle, Ph.D. 312
  • 10.
    2 digit multiplication The product is 312
  • 11.
    2 digit multiplication The end ! Presented by: Brent Daigle, Ph.D.