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Solve this problem without using Arithmetic progression (1901+1902+1903+.........+1993)-(101+102+103+..........+193)

Solve this problem without using Arithmetic progression (1901+1902+1903+.........+1993)-(101+102+103+..........+193)
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Solve this problem without using Arithmetic progression (1901+1902+1903+.........+1993)-(101+102+103+..........+193)

User Twfx
by
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1 Answer

3 votes

Answer:

Hi,

Explanation:


(1901+1902+...+1993)-(101+102+103+...+193)\\=(1901-101)+(1902-102)+(1903-103)+...+(1993-193)\\=1800+1800+1800+...+1800\\=1800*193\\=347400\\

User Rendy Eko Prastiyo
by
8.5k points
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