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Multiplication tricks upto 3 digits

 Tricks & techniques of multiplication  for fundamental mental level, which is also needful to higher level also.

Below we explain some quicker techniques of multiplication.

1.Between 10 to 20.                                                           example: 14x13

   step 1. multiply unit digits ,take unit digit on right side. (3x4=12, take 2 on right side)

   step 2. add first number and second number's unit digit. (14+3=17)

   step 3. add step 2 answer to rest of step 1 digit.                (17+1=18)

  step 4. now write step 3 answer and put unit digit of step 1 answer on right.(ans. 182)

2.Between 90 to 99                                                             example; 93*98

   step 1.subtract two numbers from 100,put the number           93       -7

              in right side                                                               * 98       -2

   step 2.multiply subtraction result numbers & put                   93       -7

              answer on right side.                                                 * 98       -2   

   step 3. add subtraction result numbers & sbtract

              from 100 ,put result on left side.

   step 4. Now the final answer                                                 100-(7+2)/7*2

                                                                                                  8614

             
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