HOW TO MULTIPLY TWO AND THREE DIGITS TRICKS

                                                          Math Trick
 
 
 
How to multiple  two and three digits with short trick helpful in many competitive exams
 

 TWO DIGIT MULTIPLY TRICKS 

 Two   digit-    AB * CD
 
Ist step                       B *D
 
2ND STEP                 A * D + B  * C
 
Last step                    A* C
 For example   42*56
 
Ist step                        2 * 6 =12                         12                
2ND STEP                     4* 6 + 2  * 5= 34          34
Last step                    4* 5=20                             15
 
203412
 
ADDING THESE TERM LIKE THIS
           31  ß base digits
+      2042
———————-
        2352
                                                                          
                                                                          

 THREE DIGITS MULTIPLY TRICKS 

Three  digit-    ABC * DEF
 
Ist step                              C * F
 
2NDSTEP                        B * F + C  * E
 
3NDSTEP                      A  * F + B* E + c* D  
 
4TH  STEP                    A*E+ B * D
 
 Last step                    A*D
 
 For example
             346 * 527
Ist step                      6 * 7 =    42                      42
2ND STEP                    4* 7 + 6  * 2=  40            40
3ND STEP                  3 * 7 +  4* 2 + 6* 5=59     59
4TH  STEP                   3* 2+ 4 * 5 =26               26
 Last step                  3* 5 =15                          15
                          Combine these term like this                   
15  2659 4042     
 ADDING THESE TERMS LIKE THIS
          2544  ß base digits
+     156902
———————-
       182342
                                   
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