Fast Maths trick

To chaliye shikhte hai-
Kisi bhi number ka
multiply
99,999,9999...etc
se fast and fast
kaise Kare?
Iss tricks ka use karne
k liye bas aapko iss
tricks k rules ko follow
karna hoga. Iss k rules
mai batata hu.
Also read-:Straight line k
question tricks
Trick k rules-: Step by
step shikhte hai.
Step-1. Jis number se
99,999,9999 ka
multiply karna hai
uss no. se 1 subtract
kare. Subtract karne k
baad jo mila ye humare
answer ka left hand
part hai.
For ex-: 34×99
Trick- 34-1=33 (left
hand part)
Step-2. Subtract karne
par jo mila uss
no. ko 99,999, 9999 se
subtract kare.Ye
answer ka right hand
part hai.
For ex-: 34×99
Trick-: 34-1=33 (left
hand part)
99-33=66 (right
hand part)
So 34×99=3366 Ans.

Example. 1-: 11×99
11×99=(11-1)/99-(11-1)
=10/99-10
=10/89
=1089
Note-: " / " ka matlab
divide nhi hai.
Iska use
kewal no.ko alag karne
k lye kiya gaya hai.

Example.2-: 12×99=?
12×99=(12-1)/99-(12-1)
=11/99-11
=11/88
=1188
Example. 3-:
777×999=?
777×999=(777-1)/999-
(777-1)
=776/999-776
=776/223
=776223

Example. 4-:
979×999=?
979×999=(979-1)/999-
(979-1)
=978/999-978
= 978/021
=978021
Example.5-: 5432×9999
Trick-: 5432×9999=5432-1/9999-
(5432-1)
=5431/9999-5431
=5431/4568
=54314568 Ans.
Example.6-: 4325×9999
Trick-:
43256×9999=4325-1/9999-43256-1)
=4324/9999-4324
=4324/5675
=43245675 Ans.
Example-7. 568×9999
Trick-: 568×9999=568-1/9999-
(568-1)
=567/9999-567
=567/9432
=5679432 Ans.
To dekha dosto iss
trick ki help se hum kitni
aashani aor fast se
fast 99,999,9999 ka
multiplication kisi bhi
numbers se kar sakte
hai
Friends mai guaranty
se kahata hu ki agar
aap iss trick par thodi
practice kar lo to aap
without pen and paper
use kiye iss types k
question ko few
seconds me solve kar
loge