without actual addittion find the sum of 1+3+5+7+9+11+13+15+17+19
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Hey Ayush
Your answer :----
1,3,5,7,9,11,13,15,17,19 = 10
Last number is 19 then write 19+1/2 =20/2 =10
So,
Multiply 10×10 = 100 ans.
If it helps you mark me as brainlist
Thanks
Have a great day
Your answer :----
1,3,5,7,9,11,13,15,17,19 = 10
Last number is 19 then write 19+1/2 =20/2 =10
So,
Multiply 10×10 = 100 ans.
If it helps you mark me as brainlist
Thanks
Have a great day
ayushramola510pa90kl:
thnkx Sir ..❤
you're welcome
plzzz mark me as brainlist
kk..wait
ok
but how i will mark yu brainlist!
if another one also answer your question then u click on brainlist answer on my answer
ol
ok
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