Procedure or Trick ?
Multiplying a two digit number by 11.
1.Separate the two digits.
2.Add them together.
3.Put the sum between the two digits.
Does this always work? Check using a calculator.
Eg: 26 x 11 Eg: 84 x 11 My Turn: 38 x 11
2 6 8 4 3 8 2+6 =8 8+4=12 3+8 =11
286 924 418
( carry the 1 to the 8 )
Now it's your turn to try it!!
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