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This is the way I would do it:
The sum of the 1st & 100th numbers = the sum of the 2nd & 99th numbers = the sum of the 3rd & 98th numbers all the way to the sum of the 50th & 51st numbers; each of the sums equals 200. So I would multiply 200 by 50 (10000).
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∙ 10y ago
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What is the sum of the first one hundred consecutive odd natural counting numbers?
Their sum is 10000.
What are the first 20 odd numbers?
The first 20 odd numbers are: 13579111315171921232527293133353739.
Which are the first 85 odd numbers?
The first 85 odd numbers are: 1 3579111315171921232527293133353739414345474951535557596163656769717375777981838587899193959799101103105107109111113115117119121123125127129131133135137139141143145147149151153155157159161163165167169.
What is the sum of the first 1000 odd numbers?
The sum of the first 1,000 odd numbers is 1,000,000.
What is the sum of the first 50 odd numbers?
The sum of the first 50 odd numbers is 2,500.
What is the sum of the first 600 consecutive odd number?
There is a surprisingly easy formula for this. Sum of n odd numbers = n2 So the sum of the first 600 odd numbers (starting with 1 as the very first odd number) is 6002 = 360000.
What is the sum of the first one hundred consecutive odd natural counting numbers?
Their sum is 10000.
What are the first 20 odd numbers?
The first 20 odd numbers are: 13579111315171921232527293133353739.
What are the first 100 odd numbers?
The first 100 odd whole numbers are: 13579111315171921232527293133353739414345474951535557596163656769717375777981838587899193959799101103105107109111113115117119121123125127129131133135137139141143145147149151153155157159161163165167169171173175177179181183185187189191193195197199.
Which are the first 85 odd numbers?
The first 85 odd numbers are: 1 3579111315171921232527293133353739414345474951535557596163656769717375777981838587899193959799101103105107109111113115117119121123125127129131133135137139141143145147149151153155157159161163165167169.
What is the sum of the first 27 odd numbers?
You can just go ahead and add them. Or you can use the formula for an arithmetic series.
What is the sum of the first fifteen odd numbers?
The sum of the first 15 odd numbers is 225.
Sum of the first 100 odd numbers?
The sum of the first 100 odd numbers is 10,000.
What is the sum of first 300 odd numbers?
The sum of the first 300 odd numbers is 90,000
What is the sum of the first 40 odd numbers?
The sum of the first 40 odd numbers is 1,600.
What is the sum of the first 1000 odd numbers?
The sum of the first 1,000 odd numbers is 1,000,000.
What is the sum of the first 50 odd numbers?
The sum of the first 50 odd numbers is 2,500.
