Showing posts with label TRICK. Show all posts
Showing posts with label TRICK. Show all posts

SHORT CUT TO MULTIPLY ANY NO BY 12

EG: IF WE WANT TO PERFORM

12 X 6

The first thing is to always multiply the 1 of the twelve by the
number we are multiplying by, in this case 6. So 1 X 6 = 6.

Multiply this 6 by 10 giving 60.

Now multiply the 6 by the 2 of twelve giving 12. Add this to 60 giving 72.

Therefore 6 X 12 = 72

METHOD OF MULTIPLICATION

i will show u one more method of multiplication.
IT IS VERY EASY

EG:
96*96
take hundred as the reference.then think what should be subtracted from 96 to make it hundred.
-4.
then write like this
96 96
-4 -4
add diagonally 96-4=92
multiply -4*-4=16
the product of 96*96 will be 9216


IF U LIKE THIS TRICK PLZ LEAVE UR COMMENTS

INCREASE UR SPEED OF MULTIPLICATION

take a number ending with 5 and then multiply it by itself
a simple method

eg:35*35

multiply the first digit ie 3 with the (digit+1)=4

3*4=12
these r the first two nos of ans
the last two nos will always be 25

so the ans is 1225

SOLVE THIS......

solve this ...


4___4___4___4=20

rules
>USe any three symbols two solve it
>u can use Multiply*, Subtract-, Add+ or divide/.........dnt use symbols twice






one solution to this problem is
[ ( 4 / 4) + 4 ] * 4
T
if u have any other u can write in comment with ur name

TRICK TO WRITE TABLE OF 13 EASILY

like 13 tables s written by writing tables of 1 and 3 seperately next to each other..
1 3
2 6
3 9
4 12 = 1 is carried to 4 = becomes 5 2
5 15 = 1 carried to 5 = 6 5
similarly
6 18 = 76
7 21 = 91
8 24 = 104
9 27 = 117
10 30 = 130

similarly it can be done for any number tables.

TRICK TO WRITE TABLE OF 13 EASILY

like 13 tables s written by writing tables of 1 and 3 seperately next to each other..
1 3
2 6
3 9
4 12 = 1 is carried to 4 = becomes 5 2
5 15 = 1 carried to 5 = 6 5
similarly
6 18 = 76
7 21 = 91
8 24 = 104
9 27 = 117
10 30 = 130

similarly it can be done for any number tables.

Simple trick to remember table of 19

Simple trick to remember table of 19
The first digit is increamenting by 2 and second is decrementing by 1
19 * 01 = 019
19 * 02 = 038
19 * 03 = 057
19 * 04 = 076
19 * 05 = 095
19 * 06 = 114
19 * 07 = 133
19 * 08 = 152
19 * 09 = 171
19 * 10 = 190

trick to remember table of 29

for 29 units digit decreases by 1 and tens digit increases by 3.
29 * 1 = 029
29 * 2 = 058
29 * 3 = 087
29 * 4 = 116
29 * 5 = 145
29 * 6 = 174
29 * 7 = 203
29 * 8 = 232
29 * 9 = 261
29 *10 = 290

find square of a number between 50 and 60

find square of a number between 50 and 60
for example......
56^2=3136
57^2=3249
58^2=3364

there is a 2 steps trick to get the ans
1) add the digit at the units place to 25 and write the sum
2) then calculate the square of units place digit and write it

eg in case of 56^2
we have 25+6=31
and square of 6 is 36
hence the result is 3136
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